Home / 3,240,738.20-4,472,165.81-1,770,615.10

Finding the Fourth Proportional to 3,240,738.20, 4,472,165.81 and 1,770,615.10

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Solution

The fourth proportional to 3,240,738.20, 4,472,165.81 and 1,770,615.10 is: 2,443,419.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240,738.20 : 4,472,165.81 = 1,770,615.10 : x
  2. Step 2: Convert to fraction form
    3,240,738.20/4,472,165.81 = 1,770,615.10/x
  3. Step 3: Cross multiply
    3,240,738.20x = 4,472,165.81 × 1,770,615.10
  4. Step 4: Simplify right side
    3,240,738.20x = 7,918,484,304,036.66
  5. Step 5: Solve for x
    x = 7,918,484,304,036.66/3,240,738.20
  6. Step 6: Final answer
    x = 2,443,419.93

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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.