Home / 1,968,272.82-2,716,417.17-1,204,830.90

Finding the Fourth Proportional to 1,968,272.82, 2,716,417.17 and 1,204,830.90

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Solution

The fourth proportional to 1,968,272.82, 2,716,417.17 and 1,204,830.90 is: 1,662,789.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,272.82 : 2,716,417.17 = 1,204,830.90 : x
  2. Step 2: Convert to fraction form
    1,968,272.82/2,716,417.17 = 1,204,830.90/x
  3. Step 3: Cross multiply
    1,968,272.82x = 2,716,417.17 × 1,204,830.90
  4. Step 4: Simplify right side
    1,968,272.82x = 3,272,823,343,706.55
  5. Step 5: Solve for x
    x = 3,272,823,343,706.55/1,968,272.82
  6. Step 6: Final answer
    x = 1,662,789.48

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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.