Home / 1,108,010.14-1,662,311.49-398,044.42

Finding the Fourth Proportional to 1,108,010.14, 1,662,311.49 and 398,044.42

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Solution

The fourth proportional to 1,108,010.14, 1,662,311.49 and 398,044.42 is: 597,173.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,010.14 : 1,662,311.49 = 398,044.42 : x
  2. Step 2: Convert to fraction form
    1,108,010.14/1,662,311.49 = 398,044.42/x
  3. Step 3: Cross multiply
    1,108,010.14x = 1,662,311.49 × 398,044.42
  4. Step 4: Simplify right side
    1,108,010.14x = 661,673,812,896.39
  5. Step 5: Solve for x
    x = 661,673,812,896.39/1,108,010.14
  6. Step 6: Final answer
    x = 597,173.07

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Double scale
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1.5x scale

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.