Home / 2,854,694.75-3,939,115.77-1,631,079.49

Finding the Fourth Proportional to 2,854,694.75, 3,939,115.77 and 1,631,079.49

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Solution

The fourth proportional to 2,854,694.75, 3,939,115.77 and 1,631,079.49 is: 2,250,682.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854,694.75 : 3,939,115.77 = 1,631,079.49 : x
  2. Step 2: Convert to fraction form
    2,854,694.75/3,939,115.77 = 1,631,079.49/x
  3. Step 3: Cross multiply
    2,854,694.75x = 3,939,115.77 × 1,631,079.49
  4. Step 4: Simplify right side
    2,854,694.75x = 6,425,010,931,334.77
  5. Step 5: Solve for x
    x = 6,425,010,931,334.77/2,854,694.75
  6. Step 6: Final answer
    x = 2,250,682.30

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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.