Home / 3,237,900.91-4,468,309.89-1,787,599.15

Finding the Fourth Proportional to 3,237,900.91, 4,468,309.89 and 1,787,599.15

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Solution

The fourth proportional to 3,237,900.91, 4,468,309.89 and 1,787,599.15 is: 2,466,890.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,237,900.91 : 4,468,309.89 = 1,787,599.15 : x
  2. Step 2: Convert to fraction form
    3,237,900.91/4,468,309.89 = 1,787,599.15/x
  3. Step 3: Cross multiply
    3,237,900.91x = 4,468,309.89 × 1,787,599.15
  4. Step 4: Simplify right side
    3,237,900.91x = 7,987,546,943,426.32
  5. Step 5: Solve for x
    x = 7,987,546,943,426.32/3,237,900.91
  6. Step 6: Final answer
    x = 2,466,890.49

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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.