Home / 2,945,145.90-4,415,126.85-1,995,437.10

Finding the Fourth Proportional to 2,945,145.90, 4,415,126.85 and 1,995,437.10

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Solution

The fourth proportional to 2,945,145.90, 4,415,126.85 and 1,995,437.10 is: 2,991,399.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,945,145.90 : 4,415,126.85 = 1,995,437.10 : x
  2. Step 2: Convert to fraction form
    2,945,145.90/4,415,126.85 = 1,995,437.10/x
  3. Step 3: Cross multiply
    2,945,145.90x = 4,415,126.85 × 1,995,437.10
  4. Step 4: Simplify right side
    2,945,145.90x = 8,810,107,917,696.14
  5. Step 5: Solve for x
    x = 8,810,107,917,696.14/2,945,145.90
  6. Step 6: Final answer
    x = 2,991,399.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.