Home / 1,343,166.17-1,853,614.80-731,342.66

Finding the Fourth Proportional to 1,343,166.17, 1,853,614.80 and 731,342.66

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Solution

The fourth proportional to 1,343,166.17, 1,853,614.80 and 731,342.66 is: 1,009,277.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,166.17 : 1,853,614.80 = 731,342.66 : x
  2. Step 2: Convert to fraction form
    1,343,166.17/1,853,614.80 = 731,342.66/x
  3. Step 3: Cross multiply
    1,343,166.17x = 1,853,614.80 × 731,342.66
  4. Step 4: Simplify right side
    1,343,166.17x = 1,355,627,569,179.29
  5. Step 5: Solve for x
    x = 1,355,627,569,179.29/1,343,166.17
  6. Step 6: Final answer
    x = 1,009,277.63

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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.