Home / 1,487,127.46-2,230,686.60-422,170.24

Finding the Fourth Proportional to 1,487,127.46, 2,230,686.60 and 422,170.24

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Solution

The fourth proportional to 1,487,127.46, 2,230,686.60 and 422,170.24 is: 633,254.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,127.46 : 2,230,686.60 = 422,170.24 : x
  2. Step 2: Convert to fraction form
    1,487,127.46/2,230,686.60 = 422,170.24/x
  3. Step 3: Cross multiply
    1,487,127.46x = 2,230,686.60 × 422,170.24
  4. Step 4: Simplify right side
    1,487,127.46x = 941,729,497,286.78
  5. Step 5: Solve for x
    x = 941,729,497,286.78/1,487,127.46
  6. Step 6: Final answer
    x = 633,254.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.