Home / 2,585,487.68-3,877,505.76-986,949.44

Finding the Fourth Proportional to 2,585,487.68, 3,877,505.76 and 986,949.44

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Solution

The fourth proportional to 2,585,487.68, 3,877,505.76 and 986,949.44 is: 1,480,147.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,585,487.68 : 3,877,505.76 = 986,949.44 : x
  2. Step 2: Convert to fraction form
    2,585,487.68/3,877,505.76 = 986,949.44/x
  3. Step 3: Cross multiply
    2,585,487.68x = 3,877,505.76 × 986,949.44
  4. Step 4: Simplify right side
    2,585,487.68x = 3,826,902,138,428.77
  5. Step 5: Solve for x
    x = 3,826,902,138,428.77/2,585,487.68
  6. Step 6: Final answer
    x = 1,480,147.12

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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.