Home / 5,269,209.12-7,271,507.16-2,854,761.12

Finding the Fourth Proportional to 5,269,209.12, 7,271,507.16 and 2,854,761.12

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Solution

The fourth proportional to 5,269,209.12, 7,271,507.16 and 2,854,761.12 is: 3,939,569.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,269,209.12 : 7,271,507.16 = 2,854,761.12 : x
  2. Step 2: Convert to fraction form
    5,269,209.12/7,271,507.16 = 2,854,761.12/x
  3. Step 3: Cross multiply
    5,269,209.12x = 7,271,507.16 × 2,854,761.12
  4. Step 4: Simplify right side
    5,269,209.12x = 20,758,415,924,169.62
  5. Step 5: Solve for x
    x = 20,758,415,924,169.62/5,269,209.12
  6. Step 6: Final answer
    x = 3,939,569.57

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1.5x scale

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.