Home / 880,861.80-1,321,292.70-744,004.20

Finding the Fourth Proportional to 880,861.80, 1,321,292.70 and 744,004.20

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Solution

The fourth proportional to 880,861.80, 1,321,292.70 and 744,004.20 is: 1,116,006.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,861.80 : 1,321,292.70 = 744,004.20 : x
  2. Step 2: Convert to fraction form
    880,861.80/1,321,292.70 = 744,004.20/x
  3. Step 3: Cross multiply
    880,861.80x = 1,321,292.70 × 744,004.20
  4. Step 4: Simplify right side
    880,861.80x = 983,047,318,229.34
  5. Step 5: Solve for x
    x = 983,047,318,229.34/880,861.80
  6. Step 6: Final answer
    x = 1,116,006.30

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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.