Home / 1,026,220.40-1,539,330.60-996,695.90

Finding the Fourth Proportional to 1,026,220.40, 1,539,330.60 and 996,695.90

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Solution

The fourth proportional to 1,026,220.40, 1,539,330.60 and 996,695.90 is: 1,495,043.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,220.40 : 1,539,330.60 = 996,695.90 : x
  2. Step 2: Convert to fraction form
    1,026,220.40/1,539,330.60 = 996,695.90/x
  3. Step 3: Cross multiply
    1,026,220.40x = 1,539,330.60 × 996,695.90
  4. Step 4: Simplify right side
    1,026,220.40x = 1,534,244,497,764.54
  5. Step 5: Solve for x
    x = 1,534,244,497,764.54/1,026,220.40
  6. Step 6: Final answer
    x = 1,495,043.85

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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.