Home / 2,515,105-3,470,839.14-1,369,193.32

Finding the Fourth Proportional to 2,515,105, 3,470,839.14 and 1,369,193.32

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Solution

The fourth proportional to 2,515,105, 3,470,839.14 and 1,369,193.32 is: 1,889,483.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,515,105 : 3,470,839.14 = 1,369,193.32 : x
  2. Step 2: Convert to fraction form
    2,515,105/3,470,839.14 = 1,369,193.32/x
  3. Step 3: Cross multiply
    2,515,105x = 3,470,839.14 × 1,369,193.32
  4. Step 4: Simplify right side
    2,515,105x = 4,752,249,765,282.55
  5. Step 5: Solve for x
    x = 4,752,249,765,282.55/2,515,105
  6. Step 6: Final answer
    x = 1,889,483.65

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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.