Home / 2,629,021.10-3,943,531.65-945,905.90

Finding the Fourth Proportional to 2,629,021.10, 3,943,531.65 and 945,905.90

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Solution

The fourth proportional to 2,629,021.10, 3,943,531.65 and 945,905.90 is: 1,418,858.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629,021.10 : 3,943,531.65 = 945,905.90 : x
  2. Step 2: Convert to fraction form
    2,629,021.10/3,943,531.65 = 945,905.90/x
  3. Step 3: Cross multiply
    2,629,021.10x = 3,943,531.65 × 945,905.90
  4. Step 4: Simplify right side
    2,629,021.10x = 3,730,209,854,571.74
  5. Step 5: Solve for x
    x = 3,730,209,854,571.74/2,629,021.10
  6. Step 6: Final answer
    x = 1,418,858.85

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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.