Home / 1,196,613.60-1,794,920.40-724,221.60

Finding the Fourth Proportional to 1,196,613.60, 1,794,920.40 and 724,221.60

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Solution

The fourth proportional to 1,196,613.60, 1,794,920.40 and 724,221.60 is: 1,086,332.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,613.60 : 1,794,920.40 = 724,221.60 : x
  2. Step 2: Convert to fraction form
    1,196,613.60/1,794,920.40 = 724,221.60/x
  3. Step 3: Cross multiply
    1,196,613.60x = 1,794,920.40 × 724,221.60
  4. Step 4: Simplify right side
    1,196,613.60x = 1,299,920,123,960.64
  5. Step 5: Solve for x
    x = 1,299,920,123,960.64/1,196,613.60
  6. Step 6: Final answer
    x = 1,086,332.40

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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.