Home / 1,008,117.70-1,512,176.55-984,498.10

Finding the Fourth Proportional to 1,008,117.70, 1,512,176.55 and 984,498.10

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Solution

The fourth proportional to 1,008,117.70, 1,512,176.55 and 984,498.10 is: 1,476,747.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,117.70 : 1,512,176.55 = 984,498.10 : x
  2. Step 2: Convert to fraction form
    1,008,117.70/1,512,176.55 = 984,498.10/x
  3. Step 3: Cross multiply
    1,008,117.70x = 1,512,176.55 × 984,498.10
  4. Step 4: Simplify right side
    1,008,117.70x = 1,488,734,940,339.56
  5. Step 5: Solve for x
    x = 1,488,734,940,339.56/1,008,117.70
  6. Step 6: Final answer
    x = 1,476,747.15

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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.