Home / 1,271,462.55-1,754,650.80-698,517.15

Finding the Fourth Proportional to 1,271,462.55, 1,754,650.80 and 698,517.15

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Solution

The fourth proportional to 1,271,462.55, 1,754,650.80 and 698,517.15 is: 963,971.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,462.55 : 1,754,650.80 = 698,517.15 : x
  2. Step 2: Convert to fraction form
    1,271,462.55/1,754,650.80 = 698,517.15/x
  3. Step 3: Cross multiply
    1,271,462.55x = 1,754,650.80 × 698,517.15
  4. Step 4: Simplify right side
    1,271,462.55x = 1,225,653,676,061.22
  5. Step 5: Solve for x
    x = 1,225,653,676,061.22/1,271,462.55
  6. Step 6: Final answer
    x = 963,971.51

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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.