Home / 3,642,143.40-5,463,215.10-1,117,470.60

Finding the Fourth Proportional to 3,642,143.40, 5,463,215.10 and 1,117,470.60

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Solution

The fourth proportional to 3,642,143.40, 5,463,215.10 and 1,117,470.60 is: 1,676,205.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642,143.40 : 5,463,215.10 = 1,117,470.60 : x
  2. Step 2: Convert to fraction form
    3,642,143.40/5,463,215.10 = 1,117,470.60/x
  3. Step 3: Cross multiply
    3,642,143.40x = 5,463,215.10 × 1,117,470.60
  4. Step 4: Simplify right side
    3,642,143.40x = 6,104,982,255,726.06
  5. Step 5: Solve for x
    x = 6,104,982,255,726.06/3,642,143.40
  6. Step 6: Final answer
    x = 1,676,205.90

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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.