Home / 1,103,493.40-1,655,240.10-571,177.60

Finding the Fourth Proportional to 1,103,493.40, 1,655,240.10 and 571,177.60

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Solution

The fourth proportional to 1,103,493.40, 1,655,240.10 and 571,177.60 is: 856,766.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,493.40 : 1,655,240.10 = 571,177.60 : x
  2. Step 2: Convert to fraction form
    1,103,493.40/1,655,240.10 = 571,177.60/x
  3. Step 3: Cross multiply
    1,103,493.40x = 1,655,240.10 × 571,177.60
  4. Step 4: Simplify right side
    1,103,493.40x = 945,436,067,741.76
  5. Step 5: Solve for x
    x = 945,436,067,741.76/1,103,493.40
  6. Step 6: Final answer
    x = 856,766.40

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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.