Home / 5,704,778.88-7,872,606-3,126,555.36

Finding the Fourth Proportional to 5,704,778.88, 7,872,606 and 3,126,555.36

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Solution

The fourth proportional to 5,704,778.88, 7,872,606 and 3,126,555.36 is: 4,314,652.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,704,778.88 : 7,872,606 = 3,126,555.36 : x
  2. Step 2: Convert to fraction form
    5,704,778.88/7,872,606 = 3,126,555.36/x
  3. Step 3: Cross multiply
    5,704,778.88x = 7,872,606 × 3,126,555.36
  4. Step 4: Simplify right side
    5,704,778.88x = 24,614,138,486,468.16
  5. Step 5: Solve for x
    x = 24,614,138,486,468.16/5,704,778.88
  6. Step 6: Final answer
    x = 4,314,652.51

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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.