Home / 3,228,190.62-4,454,848.71-1,778,021.10

Finding the Fourth Proportional to 3,228,190.62, 4,454,848.71 and 1,778,021.10

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Solution

The fourth proportional to 3,228,190.62, 4,454,848.71 and 1,778,021.10 is: 2,453,639.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228,190.62 : 4,454,848.71 = 1,778,021.10 : x
  2. Step 2: Convert to fraction form
    3,228,190.62/4,454,848.71 = 1,778,021.10/x
  3. Step 3: Cross multiply
    3,228,190.62x = 4,454,848.71 × 1,778,021.10
  4. Step 4: Simplify right side
    3,228,190.62x = 7,920,815,003,687.78
  5. Step 5: Solve for x
    x = 7,920,815,003,687.78/3,228,190.62
  6. Step 6: Final answer
    x = 2,453,639.19

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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.