Home / 1,485,578.83-2,229,196.20-802,451.92

Finding the Fourth Proportional to 1,485,578.83, 2,229,196.20 and 802,451.92

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Solution

The fourth proportional to 1,485,578.83, 2,229,196.20 and 802,451.92 is: 1,204,125.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,578.83 : 2,229,196.20 = 802,451.92 : x
  2. Step 2: Convert to fraction form
    1,485,578.83/2,229,196.20 = 802,451.92/x
  3. Step 3: Cross multiply
    1,485,578.83x = 2,229,196.20 × 802,451.92
  4. Step 4: Simplify right side
    1,485,578.83x = 1,788,822,770,746.70
  5. Step 5: Solve for x
    x = 1,788,822,770,746.70/1,485,578.83
  6. Step 6: Final answer
    x = 1,204,125.11

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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.