Home / 880,860.30-1,321,290.45-744,002.70

Finding the Fourth Proportional to 880,860.30, 1,321,290.45 and 744,002.70

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Solution

The fourth proportional to 880,860.30, 1,321,290.45 and 744,002.70 is: 1,116,004.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,860.30 : 1,321,290.45 = 744,002.70 : x
  2. Step 2: Convert to fraction form
    880,860.30/1,321,290.45 = 744,002.70/x
  3. Step 3: Cross multiply
    880,860.30x = 1,321,290.45 × 744,002.70
  4. Step 4: Simplify right side
    880,860.30x = 983,043,662,284.22
  5. Step 5: Solve for x
    x = 983,043,662,284.22/880,860.30
  6. Step 6: Final answer
    x = 1,116,004.05

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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.