Home / 1,580,110.38-2,180,550.92-891,927.09

Finding the Fourth Proportional to 1,580,110.38, 2,180,550.92 and 891,927.09

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Solution

The fourth proportional to 1,580,110.38, 2,180,550.92 and 891,927.09 is: 1,230,858.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,110.38 : 2,180,550.92 = 891,927.09 : x
  2. Step 2: Convert to fraction form
    1,580,110.38/2,180,550.92 = 891,927.09/x
  3. Step 3: Cross multiply
    1,580,110.38x = 2,180,550.92 × 891,927.09
  4. Step 4: Simplify right side
    1,580,110.38x = 1,944,892,432,212.79
  5. Step 5: Solve for x
    x = 1,944,892,432,212.79/1,580,110.38
  6. Step 6: Final answer
    x = 1,230,858.59

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1.5x scale

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.