Home / 2,072,607.20-3,109,348.20-652,806.80

Finding the Fourth Proportional to 2,072,607.20, 3,109,348.20 and 652,806.80

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Solution

The fourth proportional to 2,072,607.20, 3,109,348.20 and 652,806.80 is: 979,347.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,607.20 : 3,109,348.20 = 652,806.80 : x
  2. Step 2: Convert to fraction form
    2,072,607.20/3,109,348.20 = 652,806.80/x
  3. Step 3: Cross multiply
    2,072,607.20x = 3,109,348.20 × 652,806.80
  4. Step 4: Simplify right side
    2,072,607.20x = 2,029,803,648,527.76
  5. Step 5: Solve for x
    x = 2,029,803,648,527.76/2,072,607.20
  6. Step 6: Final answer
    x = 979,347.97

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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.