Home / 1,124,414.46-1,685,446.65-492,795.90

Finding the Fourth Proportional to 1,124,414.46, 1,685,446.65 and 492,795.90

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Solution

The fourth proportional to 1,124,414.46, 1,685,446.65 and 492,795.90 is: 738,678.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,414.46 : 1,685,446.65 = 492,795.90 : x
  2. Step 2: Convert to fraction form
    1,124,414.46/1,685,446.65 = 492,795.90/x
  3. Step 3: Cross multiply
    1,124,414.46x = 1,685,446.65 × 492,795.90
  4. Step 4: Simplify right side
    1,124,414.46x = 830,581,198,788.74
  5. Step 5: Solve for x
    x = 830,581,198,788.74/1,124,414.46
  6. Step 6: Final answer
    x = 738,678.87

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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.