Home / 3,608,305.74-4,979,461.61-2,158,001.15

Finding the Fourth Proportional to 3,608,305.74, 4,979,461.61 and 2,158,001.15

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Solution

The fourth proportional to 3,608,305.74, 4,979,461.61 and 2,158,001.15 is: 2,978,041.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608,305.74 : 4,979,461.61 = 2,158,001.15 : x
  2. Step 2: Convert to fraction form
    3,608,305.74/4,979,461.61 = 2,158,001.15/x
  3. Step 3: Cross multiply
    3,608,305.74x = 4,979,461.61 × 2,158,001.15
  4. Step 4: Simplify right side
    3,608,305.74x = 10,745,683,845,073.54
  5. Step 5: Solve for x
    x = 10,745,683,845,073.54/3,608,305.74
  6. Step 6: Final answer
    x = 2,978,041.39

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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.