Home / 2,813,215.48-4,219,823.11-1,296,449.65

Finding the Fourth Proportional to 2,813,215.48, 4,219,823.11 and 1,296,449.65

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Solution

The fourth proportional to 2,813,215.48, 4,219,823.11 and 1,296,449.65 is: 1,944,674.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,813,215.48 : 4,219,823.11 = 1,296,449.65 : x
  2. Step 2: Convert to fraction form
    2,813,215.48/4,219,823.11 = 1,296,449.65/x
  3. Step 3: Cross multiply
    2,813,215.48x = 4,219,823.11 × 1,296,449.65
  4. Step 4: Simplify right side
    2,813,215.48x = 5,470,788,194,839.65
  5. Step 5: Solve for x
    x = 5,470,788,194,839.65/2,813,215.48
  6. Step 6: Final answer
    x = 1,944,674.42

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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.