Home / 1,778,247.60-2,665,414.44-878,357.04

Finding the Fourth Proportional to 1,778,247.60, 2,665,414.44 and 878,357.04

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Solution

The fourth proportional to 1,778,247.60, 2,665,414.44 and 878,357.04 is: 1,316,568.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,247.60 : 2,665,414.44 = 878,357.04 : x
  2. Step 2: Convert to fraction form
    1,778,247.60/2,665,414.44 = 878,357.04/x
  3. Step 3: Cross multiply
    1,778,247.60x = 2,665,414.44 × 878,357.04
  4. Step 4: Simplify right side
    1,778,247.60x = 2,341,185,537,891.66
  5. Step 5: Solve for x
    x = 2,341,185,537,891.66/1,778,247.60
  6. Step 6: Final answer
    x = 1,316,568.93

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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.