Home / 2,980,165.59-4,112,716.41-2,110,556.07

Finding the Fourth Proportional to 2,980,165.59, 4,112,716.41 and 2,110,556.07

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Solution

The fourth proportional to 2,980,165.59, 4,112,716.41 and 2,110,556.07 is: 2,912,629.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,165.59 : 4,112,716.41 = 2,110,556.07 : x
  2. Step 2: Convert to fraction form
    2,980,165.59/4,112,716.41 = 2,110,556.07/x
  3. Step 3: Cross multiply
    2,980,165.59x = 4,112,716.41 × 2,110,556.07
  4. Step 4: Simplify right side
    2,980,165.59x = 8,680,118,583,314.11
  5. Step 5: Solve for x
    x = 8,680,118,583,314.11/2,980,165.59
  6. Step 6: Final answer
    x = 2,912,629.62

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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.