Home / 3,180,763.88-4,390,356.62-1,874,774.96

Finding the Fourth Proportional to 3,180,763.88, 4,390,356.62 and 1,874,774.96

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Solution

The fourth proportional to 3,180,763.88, 4,390,356.62 and 1,874,774.96 is: 2,587,721.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,180,763.88 : 4,390,356.62 = 1,874,774.96 : x
  2. Step 2: Convert to fraction form
    3,180,763.88/4,390,356.62 = 1,874,774.96/x
  3. Step 3: Cross multiply
    3,180,763.88x = 4,390,356.62 × 1,874,774.96
  4. Step 4: Simplify right side
    3,180,763.88x = 8,230,930,639,381.39
  5. Step 5: Solve for x
    x = 8,230,930,639,381.39/3,180,763.88
  6. Step 6: Final answer
    x = 2,587,721.37

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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.