Home / 2,388,986.40-3,296,772.96-1,301,254.56

Finding the Fourth Proportional to 2,388,986.40, 3,296,772.96 and 1,301,254.56

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Solution

The fourth proportional to 2,388,986.40, 3,296,772.96 and 1,301,254.56 is: 1,795,715.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,388,986.40 : 3,296,772.96 = 1,301,254.56 : x
  2. Step 2: Convert to fraction form
    2,388,986.40/3,296,772.96 = 1,301,254.56/x
  3. Step 3: Cross multiply
    2,388,986.40x = 3,296,772.96 × 1,301,254.56
  4. Step 4: Simplify right side
    2,388,986.40x = 4,289,940,847,484.70
  5. Step 5: Solve for x
    x = 4,289,940,847,484.70/2,388,986.40
  6. Step 6: Final answer
    x = 1,795,715.89

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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.