Home / 1,107,319.60-1,660,979.40-602,122.60

Finding the Fourth Proportional to 1,107,319.60, 1,660,979.40 and 602,122.60

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Solution

The fourth proportional to 1,107,319.60, 1,660,979.40 and 602,122.60 is: 903,183.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,319.60 : 1,660,979.40 = 602,122.60 : x
  2. Step 2: Convert to fraction form
    1,107,319.60/1,660,979.40 = 602,122.60/x
  3. Step 3: Cross multiply
    1,107,319.60x = 1,660,979.40 × 602,122.60
  4. Step 4: Simplify right side
    1,107,319.60x = 1,000,113,234,874.44
  5. Step 5: Solve for x
    x = 1,000,113,234,874.44/1,107,319.60
  6. Step 6: Final answer
    x = 903,183.90

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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.