Home / 3,679,763.88-5,075,921.86-2,391,462.36

Finding the Fourth Proportional to 3,679,763.88, 5,075,921.86 and 2,391,462.36

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Solution

The fourth proportional to 3,679,763.88, 5,075,921.86 and 2,391,462.36 is: 3,298,819.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679,763.88 : 5,075,921.86 = 2,391,462.36 : x
  2. Step 2: Convert to fraction form
    3,679,763.88/5,075,921.86 = 2,391,462.36/x
  3. Step 3: Cross multiply
    3,679,763.88x = 5,075,921.86 × 2,391,462.36
  4. Step 4: Simplify right side
    3,679,763.88x = 12,138,876,070,491.19
  5. Step 5: Solve for x
    x = 12,138,876,070,491.19/3,679,763.88
  6. Step 6: Final answer
    x = 3,298,819.29

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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.