Home / 1,467,861.20-2,199,718.20-1,085,800.40

Finding the Fourth Proportional to 1,467,861.20, 2,199,718.20 and 1,085,800.40

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Solution

The fourth proportional to 1,467,861.20, 2,199,718.20 and 1,085,800.40 is: 1,627,166.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,467,861.20 : 2,199,718.20 = 1,085,800.40 : x
  2. Step 2: Convert to fraction form
    1,467,861.20/2,199,718.20 = 1,085,800.40/x
  3. Step 3: Cross multiply
    1,467,861.20x = 2,199,718.20 × 1,085,800.40
  4. Step 4: Simplify right side
    1,467,861.20x = 2,388,454,901,447.28
  5. Step 5: Solve for x
    x = 2,388,454,901,447.28/1,467,861.20
  6. Step 6: Final answer
    x = 1,627,166.72

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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.