Home / 1,672,621.02-2,508,042.15-661,702.14

Finding the Fourth Proportional to 1,672,621.02, 2,508,042.15 and 661,702.14

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Solution

The fourth proportional to 1,672,621.02, 2,508,042.15 and 661,702.14 is: 992,201.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,621.02 : 2,508,042.15 = 661,702.14 : x
  2. Step 2: Convert to fraction form
    1,672,621.02/2,508,042.15 = 661,702.14/x
  3. Step 3: Cross multiply
    1,672,621.02x = 2,508,042.15 × 661,702.14
  4. Step 4: Simplify right side
    1,672,621.02x = 1,659,576,857,865.20
  5. Step 5: Solve for x
    x = 1,659,576,857,865.20/1,672,621.02
  6. Step 6: Final answer
    x = 992,201.36

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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.