Home / 1,376,763.22-2,065,144.82-523,637.79

Finding the Fourth Proportional to 1,376,763.22, 2,065,144.82 and 523,637.79

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Solution

The fourth proportional to 1,376,763.22, 2,065,144.82 and 523,637.79 is: 785,456.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,763.22 : 2,065,144.82 = 523,637.79 : x
  2. Step 2: Convert to fraction form
    1,376,763.22/2,065,144.82 = 523,637.79/x
  3. Step 3: Cross multiply
    1,376,763.22x = 2,065,144.82 × 523,637.79
  4. Step 4: Simplify right side
    1,376,763.22x = 1,081,387,861,175.91
  5. Step 5: Solve for x
    x = 1,081,387,861,175.91/1,376,763.22
  6. Step 6: Final answer
    x = 785,456.67

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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.