Home / 1,451,004.33-2,002,342.93-830,788.90

Finding the Fourth Proportional to 1,451,004.33, 2,002,342.93 and 830,788.90

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Solution

The fourth proportional to 1,451,004.33, 2,002,342.93 and 830,788.90 is: 1,146,464.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,004.33 : 2,002,342.93 = 830,788.90 : x
  2. Step 2: Convert to fraction form
    1,451,004.33/2,002,342.93 = 830,788.90/x
  3. Step 3: Cross multiply
    1,451,004.33x = 2,002,342.93 × 830,788.90
  4. Step 4: Simplify right side
    1,451,004.33x = 1,663,524,289,091.01
  5. Step 5: Solve for x
    x = 1,663,524,289,091.01/1,451,004.33
  6. Step 6: Final answer
    x = 1,146,464.04

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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.