Home / 2,682,971.98-4,024,582.58-861,411.25

Finding the Fourth Proportional to 2,682,971.98, 4,024,582.58 and 861,411.25

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Solution

The fourth proportional to 2,682,971.98, 4,024,582.58 and 861,411.25 is: 1,292,156.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682,971.98 : 4,024,582.58 = 861,411.25 : x
  2. Step 2: Convert to fraction form
    2,682,971.98/4,024,582.58 = 861,411.25/x
  3. Step 3: Cross multiply
    2,682,971.98x = 4,024,582.58 × 861,411.25
  4. Step 4: Simplify right side
    2,682,971.98x = 3,466,820,706,658.97
  5. Step 5: Solve for x
    x = 3,466,820,706,658.97/2,682,971.98
  6. Step 6: Final answer
    x = 1,292,156.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.