Home / 1,428,007.46-2,142,082.46-468,377.91

Finding the Fourth Proportional to 1,428,007.46, 2,142,082.46 and 468,377.91

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Solution

The fourth proportional to 1,428,007.46, 2,142,082.46 and 468,377.91 is: 702,590.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,428,007.46 : 2,142,082.46 = 468,377.91 : x
  2. Step 2: Convert to fraction form
    1,428,007.46/2,142,082.46 = 468,377.91/x
  3. Step 3: Cross multiply
    1,428,007.46x = 2,142,082.46 × 468,377.91
  4. Step 4: Simplify right side
    1,428,007.46x = 1,003,304,106,833.40
  5. Step 5: Solve for x
    x = 1,003,304,106,833.40/1,428,007.46
  6. Step 6: Final answer
    x = 702,590.24

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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.