Home / 2,839,629.68-3,918,769.64-1,550,551.76

Finding the Fourth Proportional to 2,839,629.68, 3,918,769.64 and 1,550,551.76

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Solution

The fourth proportional to 2,839,629.68, 3,918,769.64 and 1,550,551.76 is: 2,139,805.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839,629.68 : 3,918,769.64 = 1,550,551.76 : x
  2. Step 2: Convert to fraction form
    2,839,629.68/3,918,769.64 = 1,550,551.76/x
  3. Step 3: Cross multiply
    2,839,629.68x = 3,918,769.64 × 1,550,551.76
  4. Step 4: Simplify right side
    2,839,629.68x = 6,076,255,162,336.57
  5. Step 5: Solve for x
    x = 6,076,255,162,336.57/2,839,629.68
  6. Step 6: Final answer
    x = 2,139,805.48

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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.