Home / 2,169,928.85-3,255,028.47-572,493.42

Finding the Fourth Proportional to 2,169,928.85, 3,255,028.47 and 572,493.42

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Solution

The fourth proportional to 2,169,928.85, 3,255,028.47 and 572,493.42 is: 858,775.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,169,928.85 : 3,255,028.47 = 572,493.42 : x
  2. Step 2: Convert to fraction form
    2,169,928.85/3,255,028.47 = 572,493.42/x
  3. Step 3: Cross multiply
    2,169,928.85x = 3,255,028.47 × 572,493.42
  4. Step 4: Simplify right side
    2,169,928.85x = 1,863,482,380,987.67
  5. Step 5: Solve for x
    x = 1,863,482,380,987.67/2,169,928.85
  6. Step 6: Final answer
    x = 858,775.80

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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.