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Finding the Fourth Proportional to 922,346.10, 1,383,519.15 and 735,722.10

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Solution

The fourth proportional to 922,346.10, 1,383,519.15 and 735,722.10 is: 1,103,583.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,346.10 : 1,383,519.15 = 735,722.10 : x
  2. Step 2: Convert to fraction form
    922,346.10/1,383,519.15 = 735,722.10/x
  3. Step 3: Cross multiply
    922,346.10x = 1,383,519.15 × 735,722.10
  4. Step 4: Simplify right side
    922,346.10x = 1,017,885,614,428.21
  5. Step 5: Solve for x
    x = 1,017,885,614,428.21/922,346.10
  6. Step 6: Final answer
    x = 1,103,583.15

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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.