Home / 1,517,174.60-2,275,761.90-1,038,877.70

Finding the Fourth Proportional to 1,517,174.60, 2,275,761.90 and 1,038,877.70

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Solution

The fourth proportional to 1,517,174.60, 2,275,761.90 and 1,038,877.70 is: 1,558,316.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,174.60 : 2,275,761.90 = 1,038,877.70 : x
  2. Step 2: Convert to fraction form
    1,517,174.60/2,275,761.90 = 1,038,877.70/x
  3. Step 3: Cross multiply
    1,517,174.60x = 2,275,761.90 × 1,038,877.70
  4. Step 4: Simplify right side
    1,517,174.60x = 2,364,238,288,419.63
  5. Step 5: Solve for x
    x = 2,364,238,288,419.63/1,517,174.60
  6. Step 6: Final answer
    x = 1,558,316.55

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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.