Home / 2,919,508.90-4,028,956.10-1,612,733.88

Finding the Fourth Proportional to 2,919,508.90, 4,028,956.10 and 1,612,733.88

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Solution

The fourth proportional to 2,919,508.90, 4,028,956.10 and 1,612,733.88 is: 2,225,591.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919,508.90 : 4,028,956.10 = 1,612,733.88 : x
  2. Step 2: Convert to fraction form
    2,919,508.90/4,028,956.10 = 1,612,733.88/x
  3. Step 3: Cross multiply
    2,919,508.90x = 4,028,956.10 × 1,612,733.88
  4. Step 4: Simplify right side
    2,919,508.90x = 6,497,633,993,932.46
  5. Step 5: Solve for x
    x = 6,497,633,993,932.46/2,919,508.90
  6. Step 6: Final answer
    x = 2,225,591.43

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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.