Home / 1,989,600.91-2,745,652.76-1,084,182.91

Finding the Fourth Proportional to 1,989,600.91, 2,745,652.76 and 1,084,182.91

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Solution

The fourth proportional to 1,989,600.91, 2,745,652.76 and 1,084,182.91 is: 1,496,174.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,989,600.91 : 2,745,652.76 = 1,084,182.91 : x
  2. Step 2: Convert to fraction form
    1,989,600.91/2,745,652.76 = 1,084,182.91/x
  3. Step 3: Cross multiply
    1,989,600.91x = 2,745,652.76 × 1,084,182.91
  4. Step 4: Simplify right side
    1,989,600.91x = 2,976,789,799,186.33
  5. Step 5: Solve for x
    x = 2,976,789,799,186.33/1,989,600.91
  6. Step 6: Final answer
    x = 1,496,174.33

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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.