Home / 1,627,180.92-2,245,758.22-1,038,734.56

Finding the Fourth Proportional to 1,627,180.92, 2,245,758.22 and 1,038,734.56

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Solution

The fourth proportional to 1,627,180.92, 2,245,758.22 and 1,038,734.56 is: 1,433,612.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627,180.92 : 2,245,758.22 = 1,038,734.56 : x
  2. Step 2: Convert to fraction form
    1,627,180.92/2,245,758.22 = 1,038,734.56/x
  3. Step 3: Cross multiply
    1,627,180.92x = 2,245,758.22 × 1,038,734.56
  4. Step 4: Simplify right side
    1,627,180.92x = 2,332,746,676,518.08
  5. Step 5: Solve for x
    x = 2,332,746,676,518.08/1,627,180.92
  6. Step 6: Final answer
    x = 1,433,612.36

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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.