Home / 1,343,340.50-1,853,783.25-731,500.52

Finding the Fourth Proportional to 1,343,340.50, 1,853,783.25 and 731,500.52

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Solution

The fourth proportional to 1,343,340.50, 1,853,783.25 and 731,500.52 is: 1,009,456.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,340.50 : 1,853,783.25 = 731,500.52 : x
  2. Step 2: Convert to fraction form
    1,343,340.50/1,853,783.25 = 731,500.52/x
  3. Step 3: Cross multiply
    1,343,340.50x = 1,853,783.25 × 731,500.52
  4. Step 4: Simplify right side
    1,343,340.50x = 1,356,043,399,330.25
  5. Step 5: Solve for x
    x = 1,356,043,399,330.25/1,343,340.50
  6. Step 6: Final answer
    x = 1,009,456.21

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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.