Home / 1,242,003.20-1,863,442.20-610,494.80

Finding the Fourth Proportional to 1,242,003.20, 1,863,442.20 and 610,494.80

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Solution

The fourth proportional to 1,242,003.20, 1,863,442.20 and 610,494.80 is: 915,957.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,003.20 : 1,863,442.20 = 610,494.80 : x
  2. Step 2: Convert to fraction form
    1,242,003.20/1,863,442.20 = 610,494.80/x
  3. Step 3: Cross multiply
    1,242,003.20x = 1,863,442.20 × 610,494.80
  4. Step 4: Simplify right side
    1,242,003.20x = 1,137,621,773,200.56
  5. Step 5: Solve for x
    x = 1,137,621,773,200.56/1,242,003.20
  6. Step 6: Final answer
    x = 915,957.20

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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.