Home / 1,676,773.50-2,313,947.70-912,832.80

Finding the Fourth Proportional to 1,676,773.50, 2,313,947.70 and 912,832.80

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Solution

The fourth proportional to 1,676,773.50, 2,313,947.70 and 912,832.80 is: 1,259,709.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,773.50 : 2,313,947.70 = 912,832.80 : x
  2. Step 2: Convert to fraction form
    1,676,773.50/2,313,947.70 = 912,832.80/x
  3. Step 3: Cross multiply
    1,676,773.50x = 2,313,947.70 × 912,832.80
  4. Step 4: Simplify right side
    1,676,773.50x = 2,112,247,358,044.56
  5. Step 5: Solve for x
    x = 2,112,247,358,044.56/1,676,773.50
  6. Step 6: Final answer
    x = 1,259,709.41

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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.