Home / 3,601,429.32-4,970,090.81-1,969,836.63

Finding the Fourth Proportional to 3,601,429.32, 4,970,090.81 and 1,969,836.63

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Solution

The fourth proportional to 3,601,429.32, 4,970,090.81 and 1,969,836.63 is: 2,718,439.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,601,429.32 : 4,970,090.81 = 1,969,836.63 : x
  2. Step 2: Convert to fraction form
    3,601,429.32/4,970,090.81 = 1,969,836.63/x
  3. Step 3: Cross multiply
    3,601,429.32x = 4,970,090.81 × 1,969,836.63
  4. Step 4: Simplify right side
    3,601,429.32x = 9,790,266,931,964.37
  5. Step 5: Solve for x
    x = 9,790,266,931,964.37/3,601,429.32
  6. Step 6: Final answer
    x = 2,718,439.28

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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.