Home / 3,219,022.32-4,442,521.46-1,769,007.30

Finding the Fourth Proportional to 3,219,022.32, 4,442,521.46 and 1,769,007.30

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Solution

The fourth proportional to 3,219,022.32, 4,442,521.46 and 1,769,007.30 is: 2,441,378.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,022.32 : 4,442,521.46 = 1,769,007.30 : x
  2. Step 2: Convert to fraction form
    3,219,022.32/4,442,521.46 = 1,769,007.30/x
  3. Step 3: Cross multiply
    3,219,022.32x = 4,442,521.46 × 1,769,007.30
  4. Step 4: Simplify right side
    3,219,022.32x = 7,858,852,884,301.62
  5. Step 5: Solve for x
    x = 7,858,852,884,301.62/3,219,022.32
  6. Step 6: Final answer
    x = 2,441,378.81

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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.