Home / 1,107,627.83-1,664,909.85-730,969.02

Finding the Fourth Proportional to 1,107,627.83, 1,664,909.85 and 730,969.02

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Solution

The fourth proportional to 1,107,627.83, 1,664,909.85 and 730,969.02 is: 1,098,742.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,627.83 : 1,664,909.85 = 730,969.02 : x
  2. Step 2: Convert to fraction form
    1,107,627.83/1,664,909.85 = 730,969.02/x
  3. Step 3: Cross multiply
    1,107,627.83x = 1,664,909.85 × 730,969.02
  4. Step 4: Simplify right side
    1,107,627.83x = 1,216,997,521,442.85
  5. Step 5: Solve for x
    x = 1,216,997,521,442.85/1,107,627.83
  6. Step 6: Final answer
    x = 1,098,742.28

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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.