Home / 2,304,890.04-3,180,219.66-1,386,872.76

Finding the Fourth Proportional to 2,304,890.04, 3,180,219.66 and 1,386,872.76

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Solution

The fourth proportional to 2,304,890.04, 3,180,219.66 and 1,386,872.76 is: 1,913,566.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,304,890.04 : 3,180,219.66 = 1,386,872.76 : x
  2. Step 2: Convert to fraction form
    2,304,890.04/3,180,219.66 = 1,386,872.76/x
  3. Step 3: Cross multiply
    2,304,890.04x = 3,180,219.66 × 1,386,872.76
  4. Step 4: Simplify right side
    2,304,890.04x = 4,410,560,017,270.46
  5. Step 5: Solve for x
    x = 4,410,560,017,270.46/2,304,890.04
  6. Step 6: Final answer
    x = 1,913,566.35

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Double scale
Find fourth proportional to 2,304,891.04, 3,180,221.04 and 1,386,873.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.