Home / 1,614,978.40-2,422,467.60-1,017,781.60

Finding the Fourth Proportional to 1,614,978.40, 2,422,467.60 and 1,017,781.60

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Solution

The fourth proportional to 1,614,978.40, 2,422,467.60 and 1,017,781.60 is: 1,526,672.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,614,978.40 : 2,422,467.60 = 1,017,781.60 : x
  2. Step 2: Convert to fraction form
    1,614,978.40/2,422,467.60 = 1,017,781.60/x
  3. Step 3: Cross multiply
    1,614,978.40x = 2,422,467.60 × 1,017,781.60
  4. Step 4: Simplify right side
    1,614,978.40x = 2,465,542,949,876.16
  5. Step 5: Solve for x
    x = 2,465,542,949,876.16/1,614,978.40
  6. Step 6: Final answer
    x = 1,526,672.40

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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.