Home / 2,854,699.75-3,939,122.67-1,631,084.49

Finding the Fourth Proportional to 2,854,699.75, 3,939,122.67 and 1,631,084.49

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Solution

The fourth proportional to 2,854,699.75, 3,939,122.67 and 1,631,084.49 is: 2,250,689.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854,699.75 : 3,939,122.67 = 1,631,084.49 : x
  2. Step 2: Convert to fraction form
    2,854,699.75/3,939,122.67 = 1,631,084.49/x
  3. Step 3: Cross multiply
    2,854,699.75x = 3,939,122.67 × 1,631,084.49
  4. Step 4: Simplify right side
    2,854,699.75x = 6,425,041,891,244.39
  5. Step 5: Solve for x
    x = 6,425,041,891,244.39/2,854,699.75
  6. Step 6: Final answer
    x = 2,250,689.20

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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.