Home / 3,182,469.12-4,391,825.64-1,732,161.04

Finding the Fourth Proportional to 3,182,469.12, 4,391,825.64 and 1,732,161.04

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Solution

The fourth proportional to 3,182,469.12, 4,391,825.64 and 1,732,161.04 is: 2,390,392.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182,469.12 : 4,391,825.64 = 1,732,161.04 : x
  2. Step 2: Convert to fraction form
    3,182,469.12/4,391,825.64 = 1,732,161.04/x
  3. Step 3: Cross multiply
    3,182,469.12x = 4,391,825.64 × 1,732,161.04
  4. Step 4: Simplify right side
    3,182,469.12x = 7,607,349,268,081.07
  5. Step 5: Solve for x
    x = 7,607,349,268,081.07/3,182,469.12
  6. Step 6: Final answer
    x = 2,390,392.17

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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.