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Finding the Fourth Proportional to 1,344,823.47, 1,855,801.94 and 732,962.97

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Solution

The fourth proportional to 1,344,823.47, 1,855,801.94 and 732,962.97 is: 1,011,459.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,823.47 : 1,855,801.94 = 732,962.97 : x
  2. Step 2: Convert to fraction form
    1,344,823.47/1,855,801.94 = 732,962.97/x
  3. Step 3: Cross multiply
    1,344,823.47x = 1,855,801.94 × 732,962.97
  4. Step 4: Simplify right side
    1,344,823.47x = 1,360,234,098,009.35
  5. Step 5: Solve for x
    x = 1,360,234,098,009.35/1,344,823.47
  6. Step 6: Final answer
    x = 1,011,459.22

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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.