Home / 2,967,836.76-4,094,107.74-1,878,272.28

Finding the Fourth Proportional to 2,967,836.76, 4,094,107.74 and 1,878,272.28

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Solution

The fourth proportional to 2,967,836.76, 4,094,107.74 and 1,878,272.28 is: 2,591,062.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,967,836.76 : 4,094,107.74 = 1,878,272.28 : x
  2. Step 2: Convert to fraction form
    2,967,836.76/4,094,107.74 = 1,878,272.28/x
  3. Step 3: Cross multiply
    2,967,836.76x = 4,094,107.74 × 1,878,272.28
  4. Step 4: Simplify right side
    2,967,836.76x = 7,689,849,079,375.45
  5. Step 5: Solve for x
    x = 7,689,849,079,375.45/2,967,836.76
  6. Step 6: Final answer
    x = 2,591,062.01

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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.