Home / 1,051,451.20-1,577,176.80-883,489.60

Finding the Fourth Proportional to 1,051,451.20, 1,577,176.80 and 883,489.60

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Solution

The fourth proportional to 1,051,451.20, 1,577,176.80 and 883,489.60 is: 1,325,234.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,451.20 : 1,577,176.80 = 883,489.60 : x
  2. Step 2: Convert to fraction form
    1,051,451.20/1,577,176.80 = 883,489.60/x
  3. Step 3: Cross multiply
    1,051,451.20x = 1,577,176.80 × 883,489.60
  4. Step 4: Simplify right side
    1,051,451.20x = 1,393,419,300,161.28
  5. Step 5: Solve for x
    x = 1,393,419,300,161.28/1,051,451.20
  6. Step 6: Final answer
    x = 1,325,234.40

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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.