Home / 1,135,100.28-1,566,449.26-625,820.92

Finding the Fourth Proportional to 1,135,100.28, 1,566,449.26 and 625,820.92

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Solution

The fourth proportional to 1,135,100.28, 1,566,449.26 and 625,820.92 is: 863,638.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,100.28 : 1,566,449.26 = 625,820.92 : x
  2. Step 2: Convert to fraction form
    1,135,100.28/1,566,449.26 = 625,820.92/x
  3. Step 3: Cross multiply
    1,135,100.28x = 1,566,449.26 × 625,820.92
  4. Step 4: Simplify right side
    1,135,100.28x = 980,316,717,026.52
  5. Step 5: Solve for x
    x = 980,316,717,026.52/1,135,100.28
  6. Step 6: Final answer
    x = 863,638.86

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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.