Home / 1,046,135.20-1,569,202.80-983,149.60

Finding the Fourth Proportional to 1,046,135.20, 1,569,202.80 and 983,149.60

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Solution

The fourth proportional to 1,046,135.20, 1,569,202.80 and 983,149.60 is: 1,474,724.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,135.20 : 1,569,202.80 = 983,149.60 : x
  2. Step 2: Convert to fraction form
    1,046,135.20/1,569,202.80 = 983,149.60/x
  3. Step 3: Cross multiply
    1,046,135.20x = 1,569,202.80 × 983,149.60
  4. Step 4: Simplify right side
    1,046,135.20x = 1,542,761,105,138.88
  5. Step 5: Solve for x
    x = 1,542,761,105,138.88/1,046,135.20
  6. Step 6: Final answer
    x = 1,474,724.40

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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.