Home / 1,069,734.52-1,476,015.47-633,959.78

Finding the Fourth Proportional to 1,069,734.52, 1,476,015.47 and 633,959.78

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Solution

The fourth proportional to 1,069,734.52, 1,476,015.47 and 633,959.78 is: 874,735.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,734.52 : 1,476,015.47 = 633,959.78 : x
  2. Step 2: Convert to fraction form
    1,069,734.52/1,476,015.47 = 633,959.78/x
  3. Step 3: Cross multiply
    1,069,734.52x = 1,476,015.47 × 633,959.78
  4. Step 4: Simplify right side
    1,069,734.52x = 935,734,443,158.04
  5. Step 5: Solve for x
    x = 935,734,443,158.04/1,069,734.52
  6. Step 6: Final answer
    x = 874,735.21

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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.