Home / 3,219,232.68-4,442,526.54-1,768,923.90

Finding the Fourth Proportional to 3,219,232.68, 4,442,526.54 and 1,768,923.90

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Solution

The fourth proportional to 3,219,232.68, 4,442,526.54 and 1,768,923.90 is: 2,441,106.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,232.68 : 4,442,526.54 = 1,768,923.90 : x
  2. Step 2: Convert to fraction form
    3,219,232.68/4,442,526.54 = 1,768,923.90/x
  3. Step 3: Cross multiply
    3,219,232.68x = 4,442,526.54 × 1,768,923.90
  4. Step 4: Simplify right side
    3,219,232.68x = 7,858,491,372,990.31
  5. Step 5: Solve for x
    x = 7,858,491,372,990.31/3,219,232.68
  6. Step 6: Final answer
    x = 2,441,106.98

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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.