Home / 1,088,163.60-1,632,781.80-489,548.40

Finding the Fourth Proportional to 1,088,163.60, 1,632,781.80 and 489,548.40

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Solution

The fourth proportional to 1,088,163.60, 1,632,781.80 and 489,548.40 is: 734,563.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,163.60 : 1,632,781.80 = 489,548.40 : x
  2. Step 2: Convert to fraction form
    1,088,163.60/1,632,781.80 = 489,548.40/x
  3. Step 3: Cross multiply
    1,088,163.60x = 1,632,781.80 × 489,548.40
  4. Step 4: Simplify right side
    1,088,163.60x = 799,325,717,739.12
  5. Step 5: Solve for x
    x = 799,325,717,739.12/1,088,163.60
  6. Step 6: Final answer
    x = 734,563.92

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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.