Home / 1,335,619.80-1,843,793.73-762,549.30

Finding the Fourth Proportional to 1,335,619.80, 1,843,793.73 and 762,549.30

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Solution

The fourth proportional to 1,335,619.80, 1,843,793.73 and 762,549.30 is: 1,052,682.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,619.80 : 1,843,793.73 = 762,549.30 : x
  2. Step 2: Convert to fraction form
    1,335,619.80/1,843,793.73 = 762,549.30/x
  3. Step 3: Cross multiply
    1,335,619.80x = 1,843,793.73 × 762,549.30
  4. Step 4: Simplify right side
    1,335,619.80x = 1,405,983,618,155.89
  5. Step 5: Solve for x
    x = 1,405,983,618,155.89/1,335,619.80
  6. Step 6: Final answer
    x = 1,052,682.52

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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.