Home / 1,945,384.60-2,917,385.70-880,936.60

Finding the Fourth Proportional to 1,945,384.60, 2,917,385.70 and 880,936.60

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Solution

The fourth proportional to 1,945,384.60, 2,917,385.70 and 880,936.60 is: 1,321,091.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,384.60 : 2,917,385.70 = 880,936.60 : x
  2. Step 2: Convert to fraction form
    1,945,384.60/2,917,385.70 = 880,936.60/x
  3. Step 3: Cross multiply
    1,945,384.60x = 2,917,385.70 × 880,936.60
  4. Step 4: Simplify right side
    1,945,384.60x = 2,570,031,839,446.62
  5. Step 5: Solve for x
    x = 2,570,031,839,446.62/1,945,384.60
  6. Step 6: Final answer
    x = 1,321,091.90

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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.