Home / 2,143,448.53-3,214,495.19-703,894.66

Finding the Fourth Proportional to 2,143,448.53, 3,214,495.19 and 703,894.66

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Solution

The fourth proportional to 2,143,448.53, 3,214,495.19 and 703,894.66 is: 1,055,619.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,143,448.53 : 3,214,495.19 = 703,894.66 : x
  2. Step 2: Convert to fraction form
    2,143,448.53/3,214,495.19 = 703,894.66/x
  3. Step 3: Cross multiply
    2,143,448.53x = 3,214,495.19 × 703,894.66
  4. Step 4: Simplify right side
    2,143,448.53x = 2,262,665,992,560.18
  5. Step 5: Solve for x
    x = 2,262,665,992,560.18/2,143,448.53
  6. Step 6: Final answer
    x = 1,055,619.47

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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.