Home / 861,799.29-1,291,017.25-671,368.03

Finding the Fourth Proportional to 861,799.29, 1,291,017.25 and 671,368.03

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Solution

The fourth proportional to 861,799.29, 1,291,017.25 and 671,368.03 is: 1,005,741.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    861,799.29 : 1,291,017.25 = 671,368.03 : x
  2. Step 2: Convert to fraction form
    861,799.29/1,291,017.25 = 671,368.03/x
  3. Step 3: Cross multiply
    861,799.29x = 1,291,017.25 × 671,368.03
  4. Step 4: Simplify right side
    861,799.29x = 866,747,701,663.74
  5. Step 5: Solve for x
    x = 866,747,701,663.74/861,799.29
  6. Step 6: Final answer
    x = 1,005,741.96

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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.