Home / 2,731,391.93-3,769,320.29-1,507,697.12

Finding the Fourth Proportional to 2,731,391.93, 3,769,320.29 and 1,507,697.12

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Solution

The fourth proportional to 2,731,391.93, 3,769,320.29 and 1,507,697.12 is: 2,080,621.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731,391.93 : 3,769,320.29 = 1,507,697.12 : x
  2. Step 2: Convert to fraction form
    2,731,391.93/3,769,320.29 = 1,507,697.12/x
  3. Step 3: Cross multiply
    2,731,391.93x = 3,769,320.29 × 1,507,697.12
  4. Step 4: Simplify right side
    2,731,391.93x = 5,682,993,345,590.57
  5. Step 5: Solve for x
    x = 5,682,993,345,590.57/2,731,391.93
  6. Step 6: Final answer
    x = 2,080,621.71

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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.