Home / 2,694,838.20-4,042,257.30-2,429,117.70

Finding the Fourth Proportional to 2,694,838.20, 4,042,257.30 and 2,429,117.70

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Solution

The fourth proportional to 2,694,838.20, 4,042,257.30 and 2,429,117.70 is: 3,643,676.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,694,838.20 : 4,042,257.30 = 2,429,117.70 : x
  2. Step 2: Convert to fraction form
    2,694,838.20/4,042,257.30 = 2,429,117.70/x
  3. Step 3: Cross multiply
    2,694,838.20x = 4,042,257.30 × 2,429,117.70
  4. Step 4: Simplify right side
    2,694,838.20x = 9,819,118,755,384.21
  5. Step 5: Solve for x
    x = 9,819,118,755,384.21/2,694,838.20
  6. Step 6: Final answer
    x = 3,643,676.55

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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.