Home / 1,271,263.46-1,753,566.67-754,666.72

Finding the Fourth Proportional to 1,271,263.46, 1,753,566.67 and 754,666.72

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Solution

The fourth proportional to 1,271,263.46, 1,753,566.67 and 754,666.72 is: 1,040,978.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,263.46 : 1,753,566.67 = 754,666.72 : x
  2. Step 2: Convert to fraction form
    1,271,263.46/1,753,566.67 = 754,666.72/x
  3. Step 3: Cross multiply
    1,271,263.46x = 1,753,566.67 × 754,666.72
  4. Step 4: Simplify right side
    1,271,263.46x = 1,323,358,413,573.45
  5. Step 5: Solve for x
    x = 1,323,358,413,573.45/1,271,263.46
  6. Step 6: Final answer
    x = 1,040,978.88

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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.