Home / 1,098,072.92-1,514,882.04-716,086.64

Finding the Fourth Proportional to 1,098,072.92, 1,514,882.04 and 716,086.64

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Solution

The fourth proportional to 1,098,072.92, 1,514,882.04 and 716,086.64 is: 987,900.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,072.92 : 1,514,882.04 = 716,086.64 : x
  2. Step 2: Convert to fraction form
    1,098,072.92/1,514,882.04 = 716,086.64/x
  3. Step 3: Cross multiply
    1,098,072.92x = 1,514,882.04 × 716,086.64
  4. Step 4: Simplify right side
    1,098,072.92x = 1,084,786,790,019.95
  5. Step 5: Solve for x
    x = 1,084,786,790,019.95/1,098,072.92
  6. Step 6: Final answer
    x = 987,900.50

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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.