Home / 1,917,787.71-2,646,610.55-1,046,669.97

Finding the Fourth Proportional to 1,917,787.71, 2,646,610.55 and 1,046,669.97

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Solution

The fourth proportional to 1,917,787.71, 2,646,610.55 and 1,046,669.97 is: 1,444,439.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,787.71 : 2,646,610.55 = 1,046,669.97 : x
  2. Step 2: Convert to fraction form
    1,917,787.71/2,646,610.55 = 1,046,669.97/x
  3. Step 3: Cross multiply
    1,917,787.71x = 2,646,610.55 × 1,046,669.97
  4. Step 4: Simplify right side
    1,917,787.71x = 2,770,127,766,503.78
  5. Step 5: Solve for x
    x = 2,770,127,766,503.78/1,917,787.71
  6. Step 6: Final answer
    x = 1,444,439.21

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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.