Home / 4,825,284.72-6,661,160.28-2,787,700.56

Finding the Fourth Proportional to 4,825,284.72, 6,661,160.28 and 2,787,700.56

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Solution

The fourth proportional to 4,825,284.72, 6,661,160.28 and 2,787,700.56 is: 3,848,336.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,825,284.72 : 6,661,160.28 = 2,787,700.56 : x
  2. Step 2: Convert to fraction form
    4,825,284.72/6,661,160.28 = 2,787,700.56/x
  3. Step 3: Cross multiply
    4,825,284.72x = 6,661,160.28 × 2,787,700.56
  4. Step 4: Simplify right side
    4,825,284.72x = 18,569,320,242,805.76
  5. Step 5: Solve for x
    x = 18,569,320,242,805.76/4,825,284.72
  6. Step 6: Final answer
    x = 3,848,336.69

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Double scale
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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.