Home / 3,018,034.56-4,164,865.92-1,659,878.40

Finding the Fourth Proportional to 3,018,034.56, 4,164,865.92 and 1,659,878.40

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Solution

The fourth proportional to 3,018,034.56, 4,164,865.92 and 1,659,878.40 is: 2,290,620.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018,034.56 : 4,164,865.92 = 1,659,878.40 : x
  2. Step 2: Convert to fraction form
    3,018,034.56/4,164,865.92 = 1,659,878.40/x
  3. Step 3: Cross multiply
    3,018,034.56x = 4,164,865.92 × 1,659,878.40
  4. Step 4: Simplify right side
    3,018,034.56x = 6,913,170,979,504.13
  5. Step 5: Solve for x
    x = 6,913,170,979,504.13/3,018,034.56
  6. Step 6: Final answer
    x = 2,290,620.22

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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.