Home / 1,127,926.27-1,691,213.56-359,091.71

Finding the Fourth Proportional to 1,127,926.27, 1,691,213.56 and 359,091.71

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Solution

The fourth proportional to 1,127,926.27, 1,691,213.56 and 359,091.71 is: 538,422.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,926.27 : 1,691,213.56 = 359,091.71 : x
  2. Step 2: Convert to fraction form
    1,127,926.27/1,691,213.56 = 359,091.71/x
  3. Step 3: Cross multiply
    1,127,926.27x = 1,691,213.56 × 359,091.71
  4. Step 4: Simplify right side
    1,127,926.27x = 607,300,769,235.59
  5. Step 5: Solve for x
    x = 607,300,769,235.59/1,127,926.27
  6. Step 6: Final answer
    x = 538,422.40

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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.