Home / 1,377,895.39-2,066,923.52-418,382.30

Finding the Fourth Proportional to 1,377,895.39, 2,066,923.52 and 418,382.30

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Solution

The fourth proportional to 1,377,895.39, 2,066,923.52 and 418,382.30 is: 627,597.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,895.39 : 2,066,923.52 = 418,382.30 : x
  2. Step 2: Convert to fraction form
    1,377,895.39/2,066,923.52 = 418,382.30/x
  3. Step 3: Cross multiply
    1,377,895.39x = 2,066,923.52 × 418,382.30
  4. Step 4: Simplify right side
    1,377,895.39x = 864,764,205,364.10
  5. Step 5: Solve for x
    x = 864,764,205,364.10/1,377,895.39
  6. Step 6: Final answer
    x = 627,597.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.