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Finding the Fourth Proportional to 1,344,234.74, 1,855,026.84 and 732,413

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Solution

The fourth proportional to 1,344,234.74, 1,855,026.84 and 732,413 is: 1,010,720.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,234.74 : 1,855,026.84 = 732,413 : x
  2. Step 2: Convert to fraction form
    1,344,234.74/1,855,026.84 = 732,413/x
  3. Step 3: Cross multiply
    1,344,234.74x = 1,855,026.84 × 732,413
  4. Step 4: Simplify right side
    1,344,234.74x = 1,358,645,772,964.92
  5. Step 5: Solve for x
    x = 1,358,645,772,964.92/1,344,234.74
  6. Step 6: Final answer
    x = 1,010,720.62

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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.