Home / 1,969,635.69-2,954,452.59-1,521,010.71

Finding the Fourth Proportional to 1,969,635.69, 2,954,452.59 and 1,521,010.71

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Solution

The fourth proportional to 1,969,635.69, 2,954,452.59 and 1,521,010.71 is: 2,281,515.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,635.69 : 2,954,452.59 = 1,521,010.71 : x
  2. Step 2: Convert to fraction form
    1,969,635.69/2,954,452.59 = 1,521,010.71/x
  3. Step 3: Cross multiply
    1,969,635.69x = 2,954,452.59 × 1,521,010.71
  4. Step 4: Simplify right side
    1,969,635.69x = 4,493,754,031,577.24
  5. Step 5: Solve for x
    x = 4,493,754,031,577.24/1,969,635.69
  6. Step 6: Final answer
    x = 2,281,515.34

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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.