Home / 4,619,254.40-6,921,008.40-3,942,159.20

Finding the Fourth Proportional to 4,619,254.40, 6,921,008.40 and 3,942,159.20

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Solution

The fourth proportional to 4,619,254.40, 6,921,008.40 and 3,942,159.20 is: 5,906,519.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,619,254.40 : 6,921,008.40 = 3,942,159.20 : x
  2. Step 2: Convert to fraction form
    4,619,254.40/6,921,008.40 = 3,942,159.20/x
  3. Step 3: Cross multiply
    4,619,254.40x = 6,921,008.40 × 3,942,159.20
  4. Step 4: Simplify right side
    4,619,254.40x = 27,283,716,937,337.28
  5. Step 5: Solve for x
    x = 27,283,716,937,337.28/4,619,254.40
  6. Step 6: Final answer
    x = 5,906,519.66

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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.