Home / 1,167,837.69-1,612,412.88-755,374.27

Finding the Fourth Proportional to 1,167,837.69, 1,612,412.88 and 755,374.27

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Solution

The fourth proportional to 1,167,837.69, 1,612,412.88 and 755,374.27 is: 1,042,931.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,837.69 : 1,612,412.88 = 755,374.27 : x
  2. Step 2: Convert to fraction form
    1,167,837.69/1,612,412.88 = 755,374.27/x
  3. Step 3: Cross multiply
    1,167,837.69x = 1,612,412.88 × 755,374.27
  4. Step 4: Simplify right side
    1,167,837.69x = 1,217,975,202,168.60
  5. Step 5: Solve for x
    x = 1,217,975,202,168.60/1,167,837.69
  6. Step 6: Final answer
    x = 1,042,931.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.