Home / 1,368,000.96-2,052,221.94-421,371.24

Finding the Fourth Proportional to 1,368,000.96, 2,052,221.94 and 421,371.24

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Solution

The fourth proportional to 1,368,000.96, 2,052,221.94 and 421,371.24 is: 632,124.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,000.96 : 2,052,221.94 = 421,371.24 : x
  2. Step 2: Convert to fraction form
    1,368,000.96/2,052,221.94 = 421,371.24/x
  3. Step 3: Cross multiply
    1,368,000.96x = 2,052,221.94 × 421,371.24
  4. Step 4: Simplify right side
    1,368,000.96x = 864,747,303,613.01
  5. Step 5: Solve for x
    x = 864,747,303,613.01/1,368,000.96
  6. Step 6: Final answer
    x = 632,124.78

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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.