Home / 2,125,017.72-2,932,439.09-1,158,127.29

Finding the Fourth Proportional to 2,125,017.72, 2,932,439.09 and 1,158,127.29

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Solution

The fourth proportional to 2,125,017.72, 2,932,439.09 and 1,158,127.29 is: 1,598,169.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,017.72 : 2,932,439.09 = 1,158,127.29 : x
  2. Step 2: Convert to fraction form
    2,125,017.72/2,932,439.09 = 1,158,127.29/x
  3. Step 3: Cross multiply
    2,125,017.72x = 2,932,439.09 × 1,158,127.29
  4. Step 4: Simplify right side
    2,125,017.72x = 3,396,137,730,601.13
  5. Step 5: Solve for x
    x = 3,396,137,730,601.13/2,125,017.72
  6. Step 6: Final answer
    x = 1,598,169.13

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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.