Home / 875,769.90-1,313,654.85-804,911.10

Finding the Fourth Proportional to 875,769.90, 1,313,654.85 and 804,911.10

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Solution

The fourth proportional to 875,769.90, 1,313,654.85 and 804,911.10 is: 1,207,366.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,769.90 : 1,313,654.85 = 804,911.10 : x
  2. Step 2: Convert to fraction form
    875,769.90/1,313,654.85 = 804,911.10/x
  3. Step 3: Cross multiply
    875,769.90x = 1,313,654.85 × 804,911.10
  4. Step 4: Simplify right side
    875,769.90x = 1,057,375,370,333.84
  5. Step 5: Solve for x
    x = 1,057,375,370,333.84/875,769.90
  6. Step 6: Final answer
    x = 1,207,366.65

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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.