Home / 3,780,205.62-5,670,328.95-940,317.81

Finding the Fourth Proportional to 3,780,205.62, 5,670,328.95 and 940,317.81

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Solution

The fourth proportional to 3,780,205.62, 5,670,328.95 and 940,317.81 is: 1,410,481.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,780,205.62 : 5,670,328.95 = 940,317.81 : x
  2. Step 2: Convert to fraction form
    3,780,205.62/5,670,328.95 = 940,317.81/x
  3. Step 3: Cross multiply
    3,780,205.62x = 5,670,328.95 × 940,317.81
  4. Step 4: Simplify right side
    3,780,205.62x = 5,331,911,300,243.60
  5. Step 5: Solve for x
    x = 5,331,911,300,243.60/3,780,205.62
  6. Step 6: Final answer
    x = 1,410,481.82

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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.