Home / 1,127,468.02-1,689,428.22-871,926.16

Finding the Fourth Proportional to 1,127,468.02, 1,689,428.22 and 871,926.16

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Solution

The fourth proportional to 1,127,468.02, 1,689,428.22 and 871,926.16 is: 1,306,517.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,468.02 : 1,689,428.22 = 871,926.16 : x
  2. Step 2: Convert to fraction form
    1,127,468.02/1,689,428.22 = 871,926.16/x
  3. Step 3: Cross multiply
    1,127,468.02x = 1,689,428.22 × 871,926.16
  4. Step 4: Simplify right side
    1,127,468.02x = 1,473,056,660,460.24
  5. Step 5: Solve for x
    x = 1,473,056,660,460.24/1,127,468.02
  6. Step 6: Final answer
    x = 1,306,517.47

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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.