Home / 1,338,257.68-2,007,389.40-940,677.52

Finding the Fourth Proportional to 1,338,257.68, 2,007,389.40 and 940,677.52

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Solution

The fourth proportional to 1,338,257.68, 2,007,389.40 and 940,677.52 is: 1,411,018.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,257.68 : 2,007,389.40 = 940,677.52 : x
  2. Step 2: Convert to fraction form
    1,338,257.68/2,007,389.40 = 940,677.52/x
  3. Step 3: Cross multiply
    1,338,257.68x = 2,007,389.40 × 940,677.52
  4. Step 4: Simplify right side
    1,338,257.68x = 1,888,306,082,466.29
  5. Step 5: Solve for x
    x = 1,888,306,082,466.29/1,338,257.68
  6. Step 6: Final answer
    x = 1,411,018.30

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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.