Home / 1,805,462.46-2,491,522.74-989,711.46

Finding the Fourth Proportional to 1,805,462.46, 2,491,522.74 and 989,711.46

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Solution

The fourth proportional to 1,805,462.46, 2,491,522.74 and 989,711.46 is: 1,365,793.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805,462.46 : 2,491,522.74 = 989,711.46 : x
  2. Step 2: Convert to fraction form
    1,805,462.46/2,491,522.74 = 989,711.46/x
  3. Step 3: Cross multiply
    1,805,462.46x = 2,491,522.74 × 989,711.46
  4. Step 4: Simplify right side
    1,805,462.46x = 2,465,888,608,628.60
  5. Step 5: Solve for x
    x = 2,465,888,608,628.60/1,805,462.46
  6. Step 6: Final answer
    x = 1,365,793.34

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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.