Home / 2,182,602.99-3,012,085.05-1,215,733.71

Finding the Fourth Proportional to 2,182,602.99, 3,012,085.05 and 1,215,733.71

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Solution

The fourth proportional to 2,182,602.99, 3,012,085.05 and 1,215,733.71 is: 1,677,764.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182,602.99 : 3,012,085.05 = 1,215,733.71 : x
  2. Step 2: Convert to fraction form
    2,182,602.99/3,012,085.05 = 1,215,733.71/x
  3. Step 3: Cross multiply
    2,182,602.99x = 3,012,085.05 × 1,215,733.71
  4. Step 4: Simplify right side
    2,182,602.99x = 3,661,893,324,175.06
  5. Step 5: Solve for x
    x = 3,661,893,324,175.06/2,182,602.99
  6. Step 6: Final answer
    x = 1,677,764.27

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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.