Home / 3,171,356.70-4,376,475.27-1,721,052.42

Finding the Fourth Proportional to 3,171,356.70, 4,376,475.27 and 1,721,052.42

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Solution

The fourth proportional to 3,171,356.70, 4,376,475.27 and 1,721,052.42 is: 2,375,053.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,356.70 : 4,376,475.27 = 1,721,052.42 : x
  2. Step 2: Convert to fraction form
    3,171,356.70/4,376,475.27 = 1,721,052.42/x
  3. Step 3: Cross multiply
    3,171,356.70x = 4,376,475.27 × 1,721,052.42
  4. Step 4: Simplify right side
    3,171,356.70x = 7,532,143,354,503.65
  5. Step 5: Solve for x
    x = 7,532,143,354,503.65/3,171,356.70
  6. Step 6: Final answer
    x = 2,375,053.98

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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.