Home / 1,142,728.02-1,576,515.96-734,765.04

Finding the Fourth Proportional to 1,142,728.02, 1,576,515.96 and 734,765.04

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Solution

The fourth proportional to 1,142,728.02, 1,576,515.96 and 734,765.04 is: 1,013,687.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,728.02 : 1,576,515.96 = 734,765.04 : x
  2. Step 2: Convert to fraction form
    1,142,728.02/1,576,515.96 = 734,765.04/x
  3. Step 3: Cross multiply
    1,142,728.02x = 1,576,515.96 × 734,765.04
  4. Step 4: Simplify right side
    1,142,728.02x = 1,158,368,812,410.04
  5. Step 5: Solve for x
    x = 1,158,368,812,410.04/1,142,728.02
  6. Step 6: Final answer
    x = 1,013,687.24

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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.