Home / 1,038,442.28-1,557,092.22-469,154.60

Finding the Fourth Proportional to 1,038,442.28, 1,557,092.22 and 469,154.60

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Solution

The fourth proportional to 1,038,442.28, 1,557,092.22 and 469,154.60 is: 703,473.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,442.28 : 1,557,092.22 = 469,154.60 : x
  2. Step 2: Convert to fraction form
    1,038,442.28/1,557,092.22 = 469,154.60/x
  3. Step 3: Cross multiply
    1,038,442.28x = 1,557,092.22 × 469,154.60
  4. Step 4: Simplify right side
    1,038,442.28x = 730,516,977,637.21
  5. Step 5: Solve for x
    x = 730,516,977,637.21/1,038,442.28
  6. Step 6: Final answer
    x = 703,473.84

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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.