Home / 1,000,512.28-1,380,706.65-541,626.51

Finding the Fourth Proportional to 1,000,512.28, 1,380,706.65 and 541,626.51

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Solution

The fourth proportional to 1,000,512.28, 1,380,706.65 and 541,626.51 is: 747,444.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,512.28 : 1,380,706.65 = 541,626.51 : x
  2. Step 2: Convert to fraction form
    1,000,512.28/1,380,706.65 = 541,626.51/x
  3. Step 3: Cross multiply
    1,000,512.28x = 1,380,706.65 × 541,626.51
  4. Step 4: Simplify right side
    1,000,512.28x = 747,827,324,173.29
  5. Step 5: Solve for x
    x = 747,827,324,173.29/1,000,512.28
  6. Step 6: Final answer
    x = 747,444.42

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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.