Home / 1,173,079.20-1,758,452.40-540,890.40

Finding the Fourth Proportional to 1,173,079.20, 1,758,452.40 and 540,890.40

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Solution

The fourth proportional to 1,173,079.20, 1,758,452.40 and 540,890.40 is: 810,797.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,079.20 : 1,758,452.40 = 540,890.40 : x
  2. Step 2: Convert to fraction form
    1,173,079.20/1,758,452.40 = 540,890.40/x
  3. Step 3: Cross multiply
    1,173,079.20x = 1,758,452.40 × 540,890.40
  4. Step 4: Simplify right side
    1,173,079.20x = 951,130,022,016.96
  5. Step 5: Solve for x
    x = 951,130,022,016.96/1,173,079.20
  6. Step 6: Final answer
    x = 810,797.79

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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.