Home / 3,907,262-5,392,038.17-2,276,787.89

Finding the Fourth Proportional to 3,907,262, 5,392,038.17 and 2,276,787.89

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Solution

The fourth proportional to 3,907,262, 5,392,038.17 and 2,276,787.89 is: 3,141,976.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,907,262 : 5,392,038.17 = 2,276,787.89 : x
  2. Step 2: Convert to fraction form
    3,907,262/5,392,038.17 = 2,276,787.89/x
  3. Step 3: Cross multiply
    3,907,262x = 5,392,038.17 × 2,276,787.89
  4. Step 4: Simplify right side
    3,907,262x = 12,276,527,207,873.76
  5. Step 5: Solve for x
    x = 12,276,527,207,873.76/3,907,262
  6. Step 6: Final answer
    x = 3,141,976.97

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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.