Home / 1,656,396.80-2,484,940.80-945,843.20

Finding the Fourth Proportional to 1,656,396.80, 2,484,940.80 and 945,843.20

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Solution

The fourth proportional to 1,656,396.80, 2,484,940.80 and 945,843.20 is: 1,418,962.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,396.80 : 2,484,940.80 = 945,843.20 : x
  2. Step 2: Convert to fraction form
    1,656,396.80/2,484,940.80 = 945,843.20/x
  3. Step 3: Cross multiply
    1,656,396.80x = 2,484,940.80 × 945,843.20
  4. Step 4: Simplify right side
    1,656,396.80x = 2,350,364,358,082.56
  5. Step 5: Solve for x
    x = 2,350,364,358,082.56/1,656,396.80
  6. Step 6: Final answer
    x = 1,418,962.15

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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.