Home / 1,867,998.41-2,576,830.47-1,248,869.64

Finding the Fourth Proportional to 1,867,998.41, 2,576,830.47 and 1,248,869.64

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Solution

The fourth proportional to 1,867,998.41, 2,576,830.47 and 1,248,869.64 is: 1,722,766.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867,998.41 : 2,576,830.47 = 1,248,869.64 : x
  2. Step 2: Convert to fraction form
    1,867,998.41/2,576,830.47 = 1,248,869.64/x
  3. Step 3: Cross multiply
    1,867,998.41x = 2,576,830.47 × 1,248,869.64
  4. Step 4: Simplify right side
    1,867,998.41x = 3,218,125,353,414.68
  5. Step 5: Solve for x
    x = 3,218,125,353,414.68/1,867,998.41
  6. Step 6: Final answer
    x = 1,722,766.65

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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.