Home / 1,343,805.82-1,854,436.14-731,956.66

Finding the Fourth Proportional to 1,343,805.82, 1,854,436.14 and 731,956.66

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Solution

The fourth proportional to 1,343,805.82, 1,854,436.14 and 731,956.66 is: 1,010,091.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,805.82 : 1,854,436.14 = 731,956.66 : x
  2. Step 2: Convert to fraction form
    1,343,805.82/1,854,436.14 = 731,956.66/x
  3. Step 3: Cross multiply
    1,343,805.82x = 1,854,436.14 × 731,956.66
  4. Step 4: Simplify right side
    1,343,805.82x = 1,357,366,883,217.69
  5. Step 5: Solve for x
    x = 1,357,366,883,217.69/1,343,805.82
  6. Step 6: Final answer
    x = 1,010,091.53

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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.