Home / 994,027.70-1,491,041.55-726,338.90

Finding the Fourth Proportional to 994,027.70, 1,491,041.55 and 726,338.90

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Solution

The fourth proportional to 994,027.70, 1,491,041.55 and 726,338.90 is: 1,089,508.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,027.70 : 1,491,041.55 = 726,338.90 : x
  2. Step 2: Convert to fraction form
    994,027.70/1,491,041.55 = 726,338.90/x
  3. Step 3: Cross multiply
    994,027.70x = 1,491,041.55 × 726,338.90
  4. Step 4: Simplify right side
    994,027.70x = 1,083,001,479,281.30
  5. Step 5: Solve for x
    x = 1,083,001,479,281.30/994,027.70
  6. Step 6: Final answer
    x = 1,089,508.35

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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.