Home / 1,158,779.20-1,738,168.80-982,069.60

Finding the Fourth Proportional to 1,158,779.20, 1,738,168.80 and 982,069.60

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Solution

The fourth proportional to 1,158,779.20, 1,738,168.80 and 982,069.60 is: 1,473,104.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,779.20 : 1,738,168.80 = 982,069.60 : x
  2. Step 2: Convert to fraction form
    1,158,779.20/1,738,168.80 = 982,069.60/x
  3. Step 3: Cross multiply
    1,158,779.20x = 1,738,168.80 × 982,069.60
  4. Step 4: Simplify right side
    1,158,779.20x = 1,707,002,738,148.48
  5. Step 5: Solve for x
    x = 1,707,002,738,148.48/1,158,779.20
  6. Step 6: Final answer
    x = 1,473,104.40

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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.