Home / 1,059,624.20-1,589,436.30-740,759.60

Finding the Fourth Proportional to 1,059,624.20, 1,589,436.30 and 740,759.60

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Solution

The fourth proportional to 1,059,624.20, 1,589,436.30 and 740,759.60 is: 1,111,139.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,624.20 : 1,589,436.30 = 740,759.60 : x
  2. Step 2: Convert to fraction form
    1,059,624.20/1,589,436.30 = 740,759.60/x
  3. Step 3: Cross multiply
    1,059,624.20x = 1,589,436.30 × 740,759.60
  4. Step 4: Simplify right side
    1,059,624.20x = 1,177,390,197,813.48
  5. Step 5: Solve for x
    x = 1,177,390,197,813.48/1,059,624.20
  6. Step 6: Final answer
    x = 1,111,139.40

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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.