Home / 1,657,982.20-2,481,068.40-1,150,160.80

Finding the Fourth Proportional to 1,657,982.20, 2,481,068.40 and 1,150,160.80

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Solution

The fourth proportional to 1,657,982.20, 2,481,068.40 and 1,150,160.80 is: 1,721,144.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,982.20 : 2,481,068.40 = 1,150,160.80 : x
  2. Step 2: Convert to fraction form
    1,657,982.20/2,481,068.40 = 1,150,160.80/x
  3. Step 3: Cross multiply
    1,657,982.20x = 2,481,068.40 × 1,150,160.80
  4. Step 4: Simplify right side
    1,657,982.20x = 2,853,627,615,798.72
  5. Step 5: Solve for x
    x = 2,853,627,615,798.72/1,657,982.20
  6. Step 6: Final answer
    x = 1,721,144.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.