Home / 1,662,253.18-2,493,380.45-400,080.80

Finding the Fourth Proportional to 1,662,253.18, 2,493,380.45 and 400,080.80

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Solution

The fourth proportional to 1,662,253.18, 2,493,380.45 and 400,080.80 is: 600,121.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,662,253.18 : 2,493,380.45 = 400,080.80 : x
  2. Step 2: Convert to fraction form
    1,662,253.18/2,493,380.45 = 400,080.80/x
  3. Step 3: Cross multiply
    1,662,253.18x = 2,493,380.45 × 400,080.80
  4. Step 4: Simplify right side
    1,662,253.18x = 997,553,652,374.01
  5. Step 5: Solve for x
    x = 997,553,652,374.01/1,662,253.18
  6. Step 6: Final answer
    x = 600,121.37

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Double scale
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Similar ratio
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1.5x scale

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.