Home / 3,579,398.30-4,939,570.46-1,969,766.30

Finding the Fourth Proportional to 3,579,398.30, 4,939,570.46 and 1,969,766.30

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Solution

The fourth proportional to 3,579,398.30, 4,939,570.46 and 1,969,766.30 is: 2,718,277.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579,398.30 : 4,939,570.46 = 1,969,766.30 : x
  2. Step 2: Convert to fraction form
    3,579,398.30/4,939,570.46 = 1,969,766.30/x
  3. Step 3: Cross multiply
    3,579,398.30x = 4,939,570.46 × 1,969,766.30
  4. Step 4: Simplify right side
    3,579,398.30x = 9,729,799,418,071.76
  5. Step 5: Solve for x
    x = 9,729,799,418,071.76/3,579,398.30
  6. Step 6: Final answer
    x = 2,718,277.94

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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.