Home / 1,073,143.20-1,609,131.60-362,805.60

Finding the Fourth Proportional to 1,073,143.20, 1,609,131.60 and 362,805.60

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Solution

The fourth proportional to 1,073,143.20, 1,609,131.60 and 362,805.60 is: 544,011.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,143.20 : 1,609,131.60 = 362,805.60 : x
  2. Step 2: Convert to fraction form
    1,073,143.20/1,609,131.60 = 362,805.60/x
  3. Step 3: Cross multiply
    1,073,143.20x = 1,609,131.60 × 362,805.60
  4. Step 4: Simplify right side
    1,073,143.20x = 583,801,955,616.96
  5. Step 5: Solve for x
    x = 583,801,955,616.96/1,073,143.20
  6. Step 6: Final answer
    x = 544,011.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.