Home / 3,854,531.89-5,781,782.45-1,723,121.32

Finding the Fourth Proportional to 3,854,531.89, 5,781,782.45 and 1,723,121.32

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Solution

The fourth proportional to 3,854,531.89, 5,781,782.45 and 1,723,121.32 is: 2,584,675.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,854,531.89 : 5,781,782.45 = 1,723,121.32 : x
  2. Step 2: Convert to fraction form
    3,854,531.89/5,781,782.45 = 1,723,121.32/x
  3. Step 3: Cross multiply
    3,854,531.89x = 5,781,782.45 × 1,723,121.32
  4. Step 4: Simplify right side
    3,854,531.89x = 9,962,712,618,731.87
  5. Step 5: Solve for x
    x = 9,962,712,618,731.87/3,854,531.89
  6. Step 6: Final answer
    x = 2,584,675.11

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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.