Home / 1,942,738.32-2,913,845.04-522,879.60

Finding the Fourth Proportional to 1,942,738.32, 2,913,845.04 and 522,879.60

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Solution

The fourth proportional to 1,942,738.32, 2,913,845.04 and 522,879.60 is: 784,248.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,738.32 : 2,913,845.04 = 522,879.60 : x
  2. Step 2: Convert to fraction form
    1,942,738.32/2,913,845.04 = 522,879.60/x
  3. Step 3: Cross multiply
    1,942,738.32x = 2,913,845.04 × 522,879.60
  4. Step 4: Simplify right side
    1,942,738.32x = 1,523,590,128,977.18
  5. Step 5: Solve for x
    x = 1,523,590,128,977.18/1,942,738.32
  6. Step 6: Final answer
    x = 784,248.77

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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.