Home / 1,126,535.22-1,689,784.29-273,613.86

Finding the Fourth Proportional to 1,126,535.22, 1,689,784.29 and 273,613.86

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Solution

The fourth proportional to 1,126,535.22, 1,689,784.29 and 273,613.86 is: 410,416.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,535.22 : 1,689,784.29 = 273,613.86 : x
  2. Step 2: Convert to fraction form
    1,126,535.22/1,689,784.29 = 273,613.86/x
  3. Step 3: Cross multiply
    1,126,535.22x = 1,689,784.29 × 273,613.86
  4. Step 4: Simplify right side
    1,126,535.22x = 462,348,402,154.26
  5. Step 5: Solve for x
    x = 462,348,402,154.26/1,126,535.22
  6. Step 6: Final answer
    x = 410,416.29

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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.