Home / 1,343,687.67-1,854,290.88-731,842.83

Finding the Fourth Proportional to 1,343,687.67, 1,854,290.88 and 731,842.83

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Solution

The fourth proportional to 1,343,687.67, 1,854,290.88 and 731,842.83 is: 1,009,944.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,687.67 : 1,854,290.88 = 731,842.83 : x
  2. Step 2: Convert to fraction form
    1,343,687.67/1,854,290.88 = 731,842.83/x
  3. Step 3: Cross multiply
    1,343,687.67x = 1,854,290.88 × 731,842.83
  4. Step 4: Simplify right side
    1,343,687.67x = 1,357,049,485,262.39
  5. Step 5: Solve for x
    x = 1,357,049,485,262.39/1,343,687.67
  6. Step 6: Final answer
    x = 1,009,944.14

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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.