Home / 2,529,982.32-3,491,363.16-1,384,041.84

Finding the Fourth Proportional to 2,529,982.32, 3,491,363.16 and 1,384,041.84

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Solution

The fourth proportional to 2,529,982.32, 3,491,363.16 and 1,384,041.84 is: 1,909,970.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529,982.32 : 3,491,363.16 = 1,384,041.84 : x
  2. Step 2: Convert to fraction form
    2,529,982.32/3,491,363.16 = 1,384,041.84/x
  3. Step 3: Cross multiply
    2,529,982.32x = 3,491,363.16 × 1,384,041.84
  4. Step 4: Simplify right side
    2,529,982.32x = 4,832,192,692,074.62
  5. Step 5: Solve for x
    x = 4,832,192,692,074.62/2,529,982.32
  6. Step 6: Final answer
    x = 1,909,970.93

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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.