Home / 1,814,837.72-2,722,256.65-677,688.71

Finding the Fourth Proportional to 1,814,837.72, 2,722,256.65 and 677,688.71

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Solution

The fourth proportional to 1,814,837.72, 2,722,256.65 and 677,688.71 is: 1,016,533.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,814,837.72 : 2,722,256.65 = 677,688.71 : x
  2. Step 2: Convert to fraction form
    1,814,837.72/2,722,256.65 = 677,688.71/x
  3. Step 3: Cross multiply
    1,814,837.72x = 2,722,256.65 × 677,688.71
  4. Step 4: Simplify right side
    1,814,837.72x = 1,844,842,597,427.42
  5. Step 5: Solve for x
    x = 1,844,842,597,427.42/1,814,837.72
  6. Step 6: Final answer
    x = 1,016,533.09

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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.