Home / 2,839,351.82-3,918,285.04-1,550,192.21

Finding the Fourth Proportional to 2,839,351.82, 3,918,285.04 and 1,550,192.21

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Solution

The fourth proportional to 2,839,351.82, 3,918,285.04 and 1,550,192.21 is: 2,139,254.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839,351.82 : 3,918,285.04 = 1,550,192.21 : x
  2. Step 2: Convert to fraction form
    2,839,351.82/3,918,285.04 = 1,550,192.21/x
  3. Step 3: Cross multiply
    2,839,351.82x = 3,918,285.04 × 1,550,192.21
  4. Step 4: Simplify right side
    2,839,351.82x = 6,074,094,945,567.54
  5. Step 5: Solve for x
    x = 6,074,094,945,567.54/2,839,351.82
  6. Step 6: Final answer
    x = 2,139,254.07

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1.5x scale

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.