Home / 2,815,616.30-4,223,424.38-1,298,850.48

Finding the Fourth Proportional to 2,815,616.30, 4,223,424.38 and 1,298,850.48

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Solution

The fourth proportional to 2,815,616.30, 4,223,424.38 and 1,298,850.48 is: 1,948,275.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,815,616.30 : 4,223,424.38 = 1,298,850.48 : x
  2. Step 2: Convert to fraction form
    2,815,616.30/4,223,424.38 = 1,298,850.48/x
  3. Step 3: Cross multiply
    2,815,616.30x = 4,223,424.38 × 1,298,850.48
  4. Step 4: Simplify right side
    2,815,616.30x = 5,485,596,776,712.45
  5. Step 5: Solve for x
    x = 5,485,596,776,712.45/2,815,616.30
  6. Step 6: Final answer
    x = 1,948,275.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.