Home / 1,204,689.42-1,806,452.84-699,377.60

Finding the Fourth Proportional to 1,204,689.42, 1,806,452.84 and 699,377.60

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Solution

The fourth proportional to 1,204,689.42, 1,806,452.84 and 699,377.60 is: 1,048,728.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,689.42 : 1,806,452.84 = 699,377.60 : x
  2. Step 2: Convert to fraction form
    1,204,689.42/1,806,452.84 = 699,377.60/x
  3. Step 3: Cross multiply
    1,204,689.42x = 1,806,452.84 × 699,377.60
  4. Step 4: Simplify right side
    1,204,689.42x = 1,263,392,651,752.38
  5. Step 5: Solve for x
    x = 1,263,392,651,752.38/1,204,689.42
  6. Step 6: Final answer
    x = 1,048,728.93

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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.