Home / 3,672,948.60-5,509,422.90-3,637,519.20

Finding the Fourth Proportional to 3,672,948.60, 5,509,422.90 and 3,637,519.20

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Solution

The fourth proportional to 3,672,948.60, 5,509,422.90 and 3,637,519.20 is: 5,456,278.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,672,948.60 : 5,509,422.90 = 3,637,519.20 : x
  2. Step 2: Convert to fraction form
    3,672,948.60/5,509,422.90 = 3,637,519.20/x
  3. Step 3: Cross multiply
    3,672,948.60x = 5,509,422.90 × 3,637,519.20
  4. Step 4: Simplify right side
    3,672,948.60x = 20,040,631,579,669.68
  5. Step 5: Solve for x
    x = 20,040,631,579,669.68/3,672,948.60
  6. Step 6: Final answer
    x = 5,456,278.80

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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.