Home / 2,150,515.05-2,967,710.61-1,170,461.11

Finding the Fourth Proportional to 2,150,515.05, 2,967,710.61 and 1,170,461.11

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Solution

The fourth proportional to 2,150,515.05, 2,967,710.61 and 1,170,461.11 is: 1,615,236.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,150,515.05 : 2,967,710.61 = 1,170,461.11 : x
  2. Step 2: Convert to fraction form
    2,150,515.05/2,967,710.61 = 1,170,461.11/x
  3. Step 3: Cross multiply
    2,150,515.05x = 2,967,710.61 × 1,170,461.11
  4. Step 4: Simplify right side
    2,150,515.05x = 3,473,589,848,887.07
  5. Step 5: Solve for x
    x = 3,473,589,848,887.07/2,150,515.05
  6. Step 6: Final answer
    x = 1,615,236.24

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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.