Home / 1,188,004.23-1,781,416.23-378,282.95

Finding the Fourth Proportional to 1,188,004.23, 1,781,416.23 and 378,282.95

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Solution

The fourth proportional to 1,188,004.23, 1,781,416.23 and 378,282.95 is: 567,236.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,004.23 : 1,781,416.23 = 378,282.95 : x
  2. Step 2: Convert to fraction form
    1,188,004.23/1,781,416.23 = 378,282.95/x
  3. Step 3: Cross multiply
    1,188,004.23x = 1,781,416.23 × 378,282.95
  4. Step 4: Simplify right side
    1,188,004.23x = 673,879,393,037.41
  5. Step 5: Solve for x
    x = 673,879,393,037.41/1,188,004.23
  6. Step 6: Final answer
    x = 567,236.53

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1.5x scale

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.