Home / 1,465,693.60-2,198,540.40-961,808.80

Finding the Fourth Proportional to 1,465,693.60, 2,198,540.40 and 961,808.80

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Solution

The fourth proportional to 1,465,693.60, 2,198,540.40 and 961,808.80 is: 1,442,713.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,693.60 : 2,198,540.40 = 961,808.80 : x
  2. Step 2: Convert to fraction form
    1,465,693.60/2,198,540.40 = 961,808.80/x
  3. Step 3: Cross multiply
    1,465,693.60x = 2,198,540.40 × 961,808.80
  4. Step 4: Simplify right side
    1,465,693.60x = 2,114,575,503,875.52
  5. Step 5: Solve for x
    x = 2,114,575,503,875.52/1,465,693.60
  6. Step 6: Final answer
    x = 1,442,713.20

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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.