Home / 3,948,564.47-5,449,055-2,316,999.02

Finding the Fourth Proportional to 3,948,564.47, 5,449,055 and 2,316,999.02

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Solution

The fourth proportional to 3,948,564.47, 5,449,055 and 2,316,999.02 is: 3,197,479.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,948,564.47 : 5,449,055 = 2,316,999.02 : x
  2. Step 2: Convert to fraction form
    3,948,564.47/5,449,055 = 2,316,999.02/x
  3. Step 3: Cross multiply
    3,948,564.47x = 5,449,055 × 2,316,999.02
  4. Step 4: Simplify right side
    3,948,564.47x = 12,625,455,094,926.10
  5. Step 5: Solve for x
    x = 12,625,455,094,926.10/3,948,564.47
  6. Step 6: Final answer
    x = 3,197,479.79

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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.