Home / 1,010,961.10-1,516,441.65-479,520.10

Finding the Fourth Proportional to 1,010,961.10, 1,516,441.65 and 479,520.10

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Solution

The fourth proportional to 1,010,961.10, 1,516,441.65 and 479,520.10 is: 719,280.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,961.10 : 1,516,441.65 = 479,520.10 : x
  2. Step 2: Convert to fraction form
    1,010,961.10/1,516,441.65 = 479,520.10/x
  3. Step 3: Cross multiply
    1,010,961.10x = 1,516,441.65 × 479,520.10
  4. Step 4: Simplify right side
    1,010,961.10x = 727,164,251,652.17
  5. Step 5: Solve for x
    x = 727,164,251,652.17/1,010,961.10
  6. Step 6: Final answer
    x = 719,280.15

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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.