Home / 3,883,269.80-5,358,937.20-2,164,499.30

Finding the Fourth Proportional to 3,883,269.80, 5,358,937.20 and 2,164,499.30

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Solution

The fourth proportional to 3,883,269.80, 5,358,937.20 and 2,164,499.30 is: 2,987,022.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,883,269.80 : 5,358,937.20 = 2,164,499.30 : x
  2. Step 2: Convert to fraction form
    3,883,269.80/5,358,937.20 = 2,164,499.30/x
  3. Step 3: Cross multiply
    3,883,269.80x = 5,358,937.20 × 2,164,499.30
  4. Step 4: Simplify right side
    3,883,269.80x = 11,599,415,818,143.96
  5. Step 5: Solve for x
    x = 11,599,415,818,143.96/3,883,269.80
  6. Step 6: Final answer
    x = 2,987,022.90

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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.