Home / 3,554,590.33-4,905,921.23-2,178,699.40

Finding the Fourth Proportional to 3,554,590.33, 4,905,921.23 and 2,178,699.40

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Solution

The fourth proportional to 3,554,590.33, 4,905,921.23 and 2,178,699.40 is: 3,006,964.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554,590.33 : 4,905,921.23 = 2,178,699.40 : x
  2. Step 2: Convert to fraction form
    3,554,590.33/4,905,921.23 = 2,178,699.40/x
  3. Step 3: Cross multiply
    3,554,590.33x = 4,905,921.23 × 2,178,699.40
  4. Step 4: Simplify right side
    3,554,590.33x = 10,688,527,625,260.08
  5. Step 5: Solve for x
    x = 10,688,527,625,260.08/3,554,590.33
  6. Step 6: Final answer
    x = 3,006,964.70

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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.