Home / 1,438,809.60-1,985,575.68-794,231.04

Finding the Fourth Proportional to 1,438,809.60, 1,985,575.68 and 794,231.04

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Solution

The fourth proportional to 1,438,809.60, 1,985,575.68 and 794,231.04 is: 1,096,049.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,809.60 : 1,985,575.68 = 794,231.04 : x
  2. Step 2: Convert to fraction form
    1,438,809.60/1,985,575.68 = 794,231.04/x
  3. Step 3: Cross multiply
    1,438,809.60x = 1,985,575.68 × 794,231.04
  4. Step 4: Simplify right side
    1,438,809.60x = 1,577,005,837,325.11
  5. Step 5: Solve for x
    x = 1,577,005,837,325.11/1,438,809.60
  6. Step 6: Final answer
    x = 1,096,049.01

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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.