Home / 1,724,787.75-2,378,932.02-1,265,747.25

Finding the Fourth Proportional to 1,724,787.75, 2,378,932.02 and 1,265,747.25

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Solution

The fourth proportional to 1,724,787.75, 2,378,932.02 and 1,265,747.25 is: 1,745,795.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,787.75 : 2,378,932.02 = 1,265,747.25 : x
  2. Step 2: Convert to fraction form
    1,724,787.75/2,378,932.02 = 1,265,747.25/x
  3. Step 3: Cross multiply
    1,724,787.75x = 2,378,932.02 × 1,265,747.25
  4. Step 4: Simplify right side
    1,724,787.75x = 3,011,126,662,251.95
  5. Step 5: Solve for x
    x = 3,011,126,662,251.95/1,724,787.75
  6. Step 6: Final answer
    x = 1,745,795.48

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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.