Home / 1,101,213.07-1,519,684.44-617,788.65

Finding the Fourth Proportional to 1,101,213.07, 1,519,684.44 and 617,788.65

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Solution

The fourth proportional to 1,101,213.07, 1,519,684.44 and 617,788.65 is: 852,554.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,213.07 : 1,519,684.44 = 617,788.65 : x
  2. Step 2: Convert to fraction form
    1,101,213.07/1,519,684.44 = 617,788.65/x
  3. Step 3: Cross multiply
    1,101,213.07x = 1,519,684.44 × 617,788.65
  4. Step 4: Simplify right side
    1,101,213.07x = 938,843,798,613.61
  5. Step 5: Solve for x
    x = 938,843,798,613.61/1,101,213.07
  6. Step 6: Final answer
    x = 852,554.17

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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.