Home / 2,142,286.78-3,213,416.29-544,836.07

Finding the Fourth Proportional to 2,142,286.78, 3,213,416.29 and 544,836.07

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Solution

The fourth proportional to 2,142,286.78, 3,213,416.29 and 544,836.07 is: 817,250.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,286.78 : 3,213,416.29 = 544,836.07 : x
  2. Step 2: Convert to fraction form
    2,142,286.78/3,213,416.29 = 544,836.07/x
  3. Step 3: Cross multiply
    2,142,286.78x = 3,213,416.29 × 544,836.07
  4. Step 4: Simplify right side
    2,142,286.78x = 1,750,785,095,365.08
  5. Step 5: Solve for x
    x = 1,750,785,095,365.08/2,142,286.78
  6. Step 6: Final answer
    x = 817,250.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.