Home / 1,088,824.86-1,632,172.95-489,936.78

Finding the Fourth Proportional to 1,088,824.86, 1,632,172.95 and 489,936.78

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Solution

The fourth proportional to 1,088,824.86, 1,632,172.95 and 489,936.78 is: 734,426.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,824.86 : 1,632,172.95 = 489,936.78 : x
  2. Step 2: Convert to fraction form
    1,088,824.86/1,632,172.95 = 489,936.78/x
  3. Step 3: Cross multiply
    1,088,824.86x = 1,632,172.95 × 489,936.78
  4. Step 4: Simplify right side
    1,088,824.86x = 799,661,559,526.10
  5. Step 5: Solve for x
    x = 799,661,559,526.10/1,088,824.86
  6. Step 6: Final answer
    x = 734,426.25

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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.