Home / 3,123,535.10-4,683,621.66-1,684,990.88

Finding the Fourth Proportional to 3,123,535.10, 4,683,621.66 and 1,684,990.88

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Solution

The fourth proportional to 3,123,535.10, 4,683,621.66 and 1,684,990.88 is: 2,526,579.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,123,535.10 : 4,683,621.66 = 1,684,990.88 : x
  2. Step 2: Convert to fraction form
    3,123,535.10/4,683,621.66 = 1,684,990.88/x
  3. Step 3: Cross multiply
    3,123,535.10x = 4,683,621.66 × 1,684,990.88
  4. Step 4: Simplify right side
    3,123,535.10x = 7,891,859,782,470.46
  5. Step 5: Solve for x
    x = 7,891,859,782,470.46/3,123,535.10
  6. Step 6: Final answer
    x = 2,526,579.51

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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.