Home / 2,580,979.12-3,561,729.59-1,435,049.44

Finding the Fourth Proportional to 2,580,979.12, 3,561,729.59 and 1,435,049.44

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Solution

The fourth proportional to 2,580,979.12, 3,561,729.59 and 1,435,049.44 is: 1,980,356.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580,979.12 : 3,561,729.59 = 1,435,049.44 : x
  2. Step 2: Convert to fraction form
    2,580,979.12/3,561,729.59 = 1,435,049.44/x
  3. Step 3: Cross multiply
    2,580,979.12x = 3,561,729.59 × 1,435,049.44
  4. Step 4: Simplify right side
    2,580,979.12x = 5,111,258,048,244.23
  5. Step 5: Solve for x
    x = 5,111,258,048,244.23/2,580,979.12
  6. Step 6: Final answer
    x = 1,980,356.22

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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.