Home / 2,480,537.62-3,423,098.37-1,392,817.78

Finding the Fourth Proportional to 2,480,537.62, 3,423,098.37 and 1,392,817.78

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Solution

The fourth proportional to 2,480,537.62, 3,423,098.37 and 1,392,817.78 is: 1,922,064.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,480,537.62 : 3,423,098.37 = 1,392,817.78 : x
  2. Step 2: Convert to fraction form
    2,480,537.62/3,423,098.37 = 1,392,817.78/x
  3. Step 3: Cross multiply
    2,480,537.62x = 3,423,098.37 × 1,392,817.78
  4. Step 4: Simplify right side
    2,480,537.62x = 4,767,752,272,425.02
  5. Step 5: Solve for x
    x = 4,767,752,272,425.02/2,480,537.62
  6. Step 6: Final answer
    x = 1,922,064.09

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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.