Home / 3,461,084.40-4,776,267.72-1,912,341.12

Finding the Fourth Proportional to 3,461,084.40, 4,776,267.72 and 1,912,341.12

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Solution

The fourth proportional to 3,461,084.40, 4,776,267.72 and 1,912,341.12 is: 2,639,014.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461,084.40 : 4,776,267.72 = 1,912,341.12 : x
  2. Step 2: Convert to fraction form
    3,461,084.40/4,776,267.72 = 1,912,341.12/x
  3. Step 3: Cross multiply
    3,461,084.40x = 4,776,267.72 × 1,912,341.12
  4. Step 4: Simplify right side
    3,461,084.40x = 9,133,853,161,084.65
  5. Step 5: Solve for x
    x = 9,133,853,161,084.65/3,461,084.40
  6. Step 6: Final answer
    x = 2,639,014.86

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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.