Home / 1,102,865.70-1,654,298.55-542,993.70

Finding the Fourth Proportional to 1,102,865.70, 1,654,298.55 and 542,993.70

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Solution

The fourth proportional to 1,102,865.70, 1,654,298.55 and 542,993.70 is: 814,490.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,865.70 : 1,654,298.55 = 542,993.70 : x
  2. Step 2: Convert to fraction form
    1,102,865.70/1,654,298.55 = 542,993.70/x
  3. Step 3: Cross multiply
    1,102,865.70x = 1,654,298.55 × 542,993.70
  4. Step 4: Simplify right side
    1,102,865.70x = 898,273,690,569.14
  5. Step 5: Solve for x
    x = 898,273,690,569.14/1,102,865.70
  6. Step 6: Final answer
    x = 814,490.55

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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.