Home / 4,955,216.78-6,836,666.69-2,888,769.63

Finding the Fourth Proportional to 4,955,216.78, 6,836,666.69 and 2,888,769.63

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Solution

The fourth proportional to 4,955,216.78, 6,836,666.69 and 2,888,769.63 is: 3,985,608.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,955,216.78 : 6,836,666.69 = 2,888,769.63 : x
  2. Step 2: Convert to fraction form
    4,955,216.78/6,836,666.69 = 2,888,769.63/x
  3. Step 3: Cross multiply
    4,955,216.78x = 6,836,666.69 × 2,888,769.63
  4. Step 4: Simplify right side
    4,955,216.78x = 19,749,555,132,621.75
  5. Step 5: Solve for x
    x = 19,749,555,132,621.75/4,955,216.78
  6. Step 6: Final answer
    x = 3,985,608.71

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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.