Home / 2,855,712.90-4,283,584.20-962,470.74

Finding the Fourth Proportional to 2,855,712.90, 4,283,584.20 and 962,470.74

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Solution

The fourth proportional to 2,855,712.90, 4,283,584.20 and 962,470.74 is: 1,443,711.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855,712.90 : 4,283,584.20 = 962,470.74 : x
  2. Step 2: Convert to fraction form
    2,855,712.90/4,283,584.20 = 962,470.74/x
  3. Step 3: Cross multiply
    2,855,712.90x = 4,283,584.20 × 962,470.74
  4. Step 4: Simplify right side
    2,855,712.90x = 4,122,824,454,826.31
  5. Step 5: Solve for x
    x = 4,122,824,454,826.31/2,855,712.90
  6. Step 6: Final answer
    x = 1,443,711.11

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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.