Home / 3,125,117.70-4,687,676.55-881,255.70

Finding the Fourth Proportional to 3,125,117.70, 4,687,676.55 and 881,255.70

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Solution

The fourth proportional to 3,125,117.70, 4,687,676.55 and 881,255.70 is: 1,321,883.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125,117.70 : 4,687,676.55 = 881,255.70 : x
  2. Step 2: Convert to fraction form
    3,125,117.70/4,687,676.55 = 881,255.70/x
  3. Step 3: Cross multiply
    3,125,117.70x = 4,687,676.55 × 881,255.70
  4. Step 4: Simplify right side
    3,125,117.70x = 4,131,041,679,443.83
  5. Step 5: Solve for x
    x = 4,131,041,679,443.83/3,125,117.70
  6. Step 6: Final answer
    x = 1,321,883.55

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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.