Home / 1,271,525.72-1,754,099.18-926,622.20

Finding the Fourth Proportional to 1,271,525.72, 1,754,099.18 and 926,622.20

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Solution

The fourth proportional to 1,271,525.72, 1,754,099.18 and 926,622.20 is: 1,278,296.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,525.72 : 1,754,099.18 = 926,622.20 : x
  2. Step 2: Convert to fraction form
    1,271,525.72/1,754,099.18 = 926,622.20/x
  3. Step 3: Cross multiply
    1,271,525.72x = 1,754,099.18 × 926,622.20
  4. Step 4: Simplify right side
    1,271,525.72x = 1,625,387,241,189.80
  5. Step 5: Solve for x
    x = 1,625,387,241,189.80/1,271,525.72
  6. Step 6: Final answer
    x = 1,278,296.79

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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.