Home / 3,613,483.72-4,986,790.23-1,982,042.89

Finding the Fourth Proportional to 3,613,483.72, 4,986,790.23 and 1,982,042.89

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Solution

The fourth proportional to 3,613,483.72, 4,986,790.23 and 1,982,042.89 is: 2,735,319.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,613,483.72 : 4,986,790.23 = 1,982,042.89 : x
  2. Step 2: Convert to fraction form
    3,613,483.72/4,986,790.23 = 1,982,042.89/x
  3. Step 3: Cross multiply
    3,613,483.72x = 4,986,790.23 × 1,982,042.89
  4. Step 4: Simplify right side
    3,613,483.72x = 9,884,032,119,292.97
  5. Step 5: Solve for x
    x = 9,884,032,119,292.97/3,613,483.72
  6. Step 6: Final answer
    x = 2,735,319.40

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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.