Home / 1,854,815.31-2,555,275.28-1,743,212.70

Finding the Fourth Proportional to 1,854,815.31, 2,555,275.28 and 1,743,212.70

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Solution

The fourth proportional to 1,854,815.31, 2,555,275.28 and 1,743,212.70 is: 2,401,526.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,854,815.31 : 2,555,275.28 = 1,743,212.70 : x
  2. Step 2: Convert to fraction form
    1,854,815.31/2,555,275.28 = 1,743,212.70/x
  3. Step 3: Cross multiply
    1,854,815.31x = 2,555,275.28 × 1,743,212.70
  4. Step 4: Simplify right side
    1,854,815.31x = 4,454,388,311,375.99
  5. Step 5: Solve for x
    x = 4,454,388,311,375.99/1,854,815.31
  6. Step 6: Final answer
    x = 2,401,526.60

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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.