Home / 1,172,123.20-1,758,184.80-794,209.60

Finding the Fourth Proportional to 1,172,123.20, 1,758,184.80 and 794,209.60

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Solution

The fourth proportional to 1,172,123.20, 1,758,184.80 and 794,209.60 is: 1,191,314.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,123.20 : 1,758,184.80 = 794,209.60 : x
  2. Step 2: Convert to fraction form
    1,172,123.20/1,758,184.80 = 794,209.60/x
  3. Step 3: Cross multiply
    1,172,123.20x = 1,758,184.80 × 794,209.60
  4. Step 4: Simplify right side
    1,172,123.20x = 1,396,367,246,734.08
  5. Step 5: Solve for x
    x = 1,396,367,246,734.08/1,172,123.20
  6. Step 6: Final answer
    x = 1,191,314.40

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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.