Home / 2,217,537.90-3,060,199.71-1,198,940.22

Finding the Fourth Proportional to 2,217,537.90, 3,060,199.71 and 1,198,940.22

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Solution

The fourth proportional to 2,217,537.90, 3,060,199.71 and 1,198,940.22 is: 1,654,536.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217,537.90 : 3,060,199.71 = 1,198,940.22 : x
  2. Step 2: Convert to fraction form
    2,217,537.90/3,060,199.71 = 1,198,940.22/x
  3. Step 3: Cross multiply
    2,217,537.90x = 3,060,199.71 × 1,198,940.22
  4. Step 4: Simplify right side
    2,217,537.90x = 3,668,996,513,551.34
  5. Step 5: Solve for x
    x = 3,668,996,513,551.34/2,217,537.90
  6. Step 6: Final answer
    x = 1,654,536.10

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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.