Home / 1,451,986.64-2,003,865.58-807,532.42

Finding the Fourth Proportional to 1,451,986.64, 2,003,865.58 and 807,532.42

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Solution

The fourth proportional to 1,451,986.64, 2,003,865.58 and 807,532.42 is: 1,114,463.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,986.64 : 2,003,865.58 = 807,532.42 : x
  2. Step 2: Convert to fraction form
    1,451,986.64/2,003,865.58 = 807,532.42/x
  3. Step 3: Cross multiply
    1,451,986.64x = 2,003,865.58 × 807,532.42
  4. Step 4: Simplify right side
    1,451,986.64x = 1,618,186,421,172.10
  5. Step 5: Solve for x
    x = 1,618,186,421,172.10/1,451,986.64
  6. Step 6: Final answer
    x = 1,114,463.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.