Home / 1,226,498.22-1,692,605.16-682,664.22

Finding the Fourth Proportional to 1,226,498.22, 1,692,605.16 and 682,664.22

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Solution

The fourth proportional to 1,226,498.22, 1,692,605.16 and 682,664.22 is: 942,097.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,498.22 : 1,692,605.16 = 682,664.22 : x
  2. Step 2: Convert to fraction form
    1,226,498.22/1,692,605.16 = 682,664.22/x
  3. Step 3: Cross multiply
    1,226,498.22x = 1,692,605.16 × 682,664.22
  4. Step 4: Simplify right side
    1,226,498.22x = 1,155,480,981,319.38
  5. Step 5: Solve for x
    x = 1,155,480,981,319.38/1,226,498.22
  6. Step 6: Final answer
    x = 942,097.56

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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.