Home / 1,198,479.56-1,653,891.96-654,615.69

Finding the Fourth Proportional to 1,198,479.56, 1,653,891.96 and 654,615.69

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Solution

The fourth proportional to 1,198,479.56, 1,653,891.96 and 654,615.69 is: 903,364.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,479.56 : 1,653,891.96 = 654,615.69 : x
  2. Step 2: Convert to fraction form
    1,198,479.56/1,653,891.96 = 654,615.69/x
  3. Step 3: Cross multiply
    1,198,479.56x = 1,653,891.96 × 654,615.69
  4. Step 4: Simplify right side
    1,198,479.56x = 1,082,663,626,580.85
  5. Step 5: Solve for x
    x = 1,082,663,626,580.85/1,198,479.56
  6. Step 6: Final answer
    x = 903,364.29

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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.