Home / 1,151,084.90-1,588,080.66-667,383.68

Finding the Fourth Proportional to 1,151,084.90, 1,588,080.66 and 667,383.68

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Solution

The fourth proportional to 1,151,084.90, 1,588,080.66 and 667,383.68 is: 920,748.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,084.90 : 1,588,080.66 = 667,383.68 : x
  2. Step 2: Convert to fraction form
    1,151,084.90/1,588,080.66 = 667,383.68/x
  3. Step 3: Cross multiply
    1,151,084.90x = 1,588,080.66 × 667,383.68
  4. Step 4: Simplify right side
    1,151,084.90x = 1,059,859,115,007.63
  5. Step 5: Solve for x
    x = 1,059,859,115,007.63/1,151,084.90
  6. Step 6: Final answer
    x = 920,748.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.