Home / 1,103,830.90-1,654,361.25-472,001.74

Finding the Fourth Proportional to 1,103,830.90, 1,654,361.25 and 472,001.74

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Solution

The fourth proportional to 1,103,830.90, 1,654,361.25 and 472,001.74 is: 707,410.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,830.90 : 1,654,361.25 = 472,001.74 : x
  2. Step 2: Convert to fraction form
    1,103,830.90/1,654,361.25 = 472,001.74/x
  3. Step 3: Cross multiply
    1,103,830.90x = 1,654,361.25 × 472,001.74
  4. Step 4: Simplify right side
    1,103,830.90x = 780,861,390,656.53
  5. Step 5: Solve for x
    x = 780,861,390,656.53/1,103,830.90
  6. Step 6: Final answer
    x = 707,410.34

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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.