Home / 2,388,035.20-3,289,883.70-1,661,633.68

Finding the Fourth Proportional to 2,388,035.20, 3,289,883.70 and 1,661,633.68

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Solution

The fourth proportional to 2,388,035.20, 3,289,883.70 and 1,661,633.68 is: 2,289,154.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,388,035.20 : 3,289,883.70 = 1,661,633.68 : x
  2. Step 2: Convert to fraction form
    2,388,035.20/3,289,883.70 = 1,661,633.68/x
  3. Step 3: Cross multiply
    2,388,035.20x = 3,289,883.70 × 1,661,633.68
  4. Step 4: Simplify right side
    2,388,035.20x = 5,466,581,559,203.02
  5. Step 5: Solve for x
    x = 5,466,581,559,203.02/2,388,035.20
  6. Step 6: Final answer
    x = 2,289,154.51

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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.