Home / 3,644,145.60-5,466,218.40-1,119,796.80

Finding the Fourth Proportional to 3,644,145.60, 5,466,218.40 and 1,119,796.80

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Solution

The fourth proportional to 3,644,145.60, 5,466,218.40 and 1,119,796.80 is: 1,679,695.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,644,145.60 : 5,466,218.40 = 1,119,796.80 : x
  2. Step 2: Convert to fraction form
    3,644,145.60/5,466,218.40 = 1,119,796.80/x
  3. Step 3: Cross multiply
    3,644,145.60x = 5,466,218.40 × 1,119,796.80
  4. Step 4: Simplify right side
    3,644,145.60x = 6,121,053,872,421.12
  5. Step 5: Solve for x
    x = 6,121,053,872,421.12/3,644,145.60
  6. Step 6: Final answer
    x = 1,679,695.20

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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.