Home / 1,343,016.66-1,853,374.18-731,173.64

Finding the Fourth Proportional to 1,343,016.66, 1,853,374.18 and 731,173.64

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Solution

The fourth proportional to 1,343,016.66, 1,853,374.18 and 731,173.64 is: 1,009,025.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,016.66 : 1,853,374.18 = 731,173.64 : x
  2. Step 2: Convert to fraction form
    1,343,016.66/1,853,374.18 = 731,173.64/x
  3. Step 3: Cross multiply
    1,343,016.66x = 1,853,374.18 × 731,173.64
  4. Step 4: Simplify right side
    1,343,016.66x = 1,355,138,345,472.62
  5. Step 5: Solve for x
    x = 1,355,138,345,472.62/1,343,016.66
  6. Step 6: Final answer
    x = 1,009,025.71

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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.