Home / 2,731,390.93-3,769,318.91-1,507,696.12

Finding the Fourth Proportional to 2,731,390.93, 3,769,318.91 and 1,507,696.12

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Solution

The fourth proportional to 2,731,390.93, 3,769,318.91 and 1,507,696.12 is: 2,080,620.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731,390.93 : 3,769,318.91 = 1,507,696.12 : x
  2. Step 2: Convert to fraction form
    2,731,390.93/3,769,318.91 = 1,507,696.12/x
  3. Step 3: Cross multiply
    2,731,390.93x = 3,769,318.91 × 1,507,696.12
  4. Step 4: Simplify right side
    2,731,390.93x = 5,682,987,495,649.63
  5. Step 5: Solve for x
    x = 5,682,987,495,649.63/2,731,390.93
  6. Step 6: Final answer
    x = 2,080,620.33

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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.