Home / 5,104,578.42-7,044,659.64-2,812,739.18

Finding the Fourth Proportional to 5,104,578.42, 7,044,659.64 and 2,812,739.18

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Solution

The fourth proportional to 5,104,578.42, 7,044,659.64 and 2,812,739.18 is: 3,881,768.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,104,578.42 : 7,044,659.64 = 2,812,739.18 : x
  2. Step 2: Convert to fraction form
    5,104,578.42/7,044,659.64 = 2,812,739.18/x
  3. Step 3: Cross multiply
    5,104,578.42x = 7,044,659.64 × 2,812,739.18
  4. Step 4: Simplify right side
    5,104,578.42x = 19,814,790,143,969.39
  5. Step 5: Solve for x
    x = 19,814,790,143,969.39/5,104,578.42
  6. Step 6: Final answer
    x = 3,881,768.19

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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.