Home / 3,186,513.28-4,781,977.56-1,267,228

Finding the Fourth Proportional to 3,186,513.28, 4,781,977.56 and 1,267,228

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Solution

The fourth proportional to 3,186,513.28, 4,781,977.56 and 1,267,228 is: 1,901,719.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,186,513.28 : 4,781,977.56 = 1,267,228 : x
  2. Step 2: Convert to fraction form
    3,186,513.28/4,781,977.56 = 1,267,228/x
  3. Step 3: Cross multiply
    3,186,513.28x = 4,781,977.56 × 1,267,228
  4. Step 4: Simplify right side
    3,186,513.28x = 6,059,855,859,403.68
  5. Step 5: Solve for x
    x = 6,059,855,859,403.68/3,186,513.28
  6. Step 6: Final answer
    x = 1,901,719.94

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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.