Home / 1,020,859.12-1,408,785.60-568,257.04

Finding the Fourth Proportional to 1,020,859.12, 1,408,785.60 and 568,257.04

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Solution

The fourth proportional to 1,020,859.12, 1,408,785.60 and 568,257.04 is: 784,194.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,859.12 : 1,408,785.60 = 568,257.04 : x
  2. Step 2: Convert to fraction form
    1,020,859.12/1,408,785.60 = 568,257.04/x
  3. Step 3: Cross multiply
    1,020,859.12x = 1,408,785.60 × 568,257.04
  4. Step 4: Simplify right side
    1,020,859.12x = 800,552,335,050.62
  5. Step 5: Solve for x
    x = 800,552,335,050.62/1,020,859.12
  6. Step 6: Final answer
    x = 784,194.72

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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.