Home / 1,658,145.60-2,489,061.60-1,027,771.20

Finding the Fourth Proportional to 1,658,145.60, 2,489,061.60 and 1,027,771.20

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Solution

The fourth proportional to 1,658,145.60, 2,489,061.60 and 1,027,771.20 is: 1,542,799.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,145.60 : 2,489,061.60 = 1,027,771.20 : x
  2. Step 2: Convert to fraction form
    1,658,145.60/2,489,061.60 = 1,027,771.20/x
  3. Step 3: Cross multiply
    1,658,145.60x = 2,489,061.60 × 1,027,771.20
  4. Step 4: Simplify right side
    1,658,145.60x = 2,558,185,827,505.92
  5. Step 5: Solve for x
    x = 2,558,185,827,505.92/1,658,145.60
  6. Step 6: Final answer
    x = 1,542,799.27

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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.