Home / 1,120,050.99-1,680,617.12-551,123.55

Finding the Fourth Proportional to 1,120,050.99, 1,680,617.12 and 551,123.55

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Solution

The fourth proportional to 1,120,050.99, 1,680,617.12 and 551,123.55 is: 826,951.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,050.99 : 1,680,617.12 = 551,123.55 : x
  2. Step 2: Convert to fraction form
    1,120,050.99/1,680,617.12 = 551,123.55/x
  3. Step 3: Cross multiply
    1,120,050.99x = 1,680,617.12 × 551,123.55
  4. Step 4: Simplify right side
    1,120,050.99x = 926,227,670,609.56
  5. Step 5: Solve for x
    x = 926,227,670,609.56/1,120,050.99
  6. Step 6: Final answer
    x = 826,951.34

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Double scale
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1.5x scale

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.