Home / 1,102,764.99-1,521,849.96-619,340.61

Finding the Fourth Proportional to 1,102,764.99, 1,521,849.96 and 619,340.61

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Solution

The fourth proportional to 1,102,764.99, 1,521,849.96 and 619,340.61 is: 854,709.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,764.99 : 1,521,849.96 = 619,340.61 : x
  2. Step 2: Convert to fraction form
    1,102,764.99/1,521,849.96 = 619,340.61/x
  3. Step 3: Cross multiply
    1,102,764.99x = 1,521,849.96 × 619,340.61
  4. Step 4: Simplify right side
    1,102,764.99x = 942,543,482,554.88
  5. Step 5: Solve for x
    x = 942,543,482,554.88/1,102,764.99
  6. Step 6: Final answer
    x = 854,709.29

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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.