Home / 1,660,727.20-2,491,090.80-997,175.20

Finding the Fourth Proportional to 1,660,727.20, 2,491,090.80 and 997,175.20

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Solution

The fourth proportional to 1,660,727.20, 2,491,090.80 and 997,175.20 is: 1,495,762.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,727.20 : 2,491,090.80 = 997,175.20 : x
  2. Step 2: Convert to fraction form
    1,660,727.20/2,491,090.80 = 997,175.20/x
  3. Step 3: Cross multiply
    1,660,727.20x = 2,491,090.80 × 997,175.20
  4. Step 4: Simplify right side
    1,660,727.20x = 2,484,053,966,708.16
  5. Step 5: Solve for x
    x = 2,484,053,966,708.16/1,660,727.20
  6. Step 6: Final answer
    x = 1,495,762.80

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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.