Home / 1,282,280.55-1,769,392.98-738,593.16

Finding the Fourth Proportional to 1,282,280.55, 1,769,392.98 and 738,593.16

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Solution

The fourth proportional to 1,282,280.55, 1,769,392.98 and 738,593.16 is: 1,019,169.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,280.55 : 1,769,392.98 = 738,593.16 : x
  2. Step 2: Convert to fraction form
    1,282,280.55/1,769,392.98 = 738,593.16/x
  3. Step 3: Cross multiply
    1,282,280.55x = 1,769,392.98 × 738,593.16
  4. Step 4: Simplify right side
    1,282,280.55x = 1,306,861,552,380.02
  5. Step 5: Solve for x
    x = 1,306,861,552,380.02/1,282,280.55
  6. Step 6: Final answer
    x = 1,019,169.75

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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.