Home / 3,966,334.32-5,471,674.56-2,876,214.72

Finding the Fourth Proportional to 3,966,334.32, 5,471,674.56 and 2,876,214.72

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Solution

The fourth proportional to 3,966,334.32, 5,471,674.56 and 2,876,214.72 is: 3,967,822.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,966,334.32 : 5,471,674.56 = 2,876,214.72 : x
  2. Step 2: Convert to fraction form
    3,966,334.32/5,471,674.56 = 2,876,214.72/x
  3. Step 3: Cross multiply
    3,966,334.32x = 5,471,674.56 × 2,876,214.72
  4. Step 4: Simplify right side
    3,966,334.32x = 15,737,710,912,521.52
  5. Step 5: Solve for x
    x = 15,737,710,912,521.52/3,966,334.32
  6. Step 6: Final answer
    x = 3,967,822.59

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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.