Home / 1,425,794.06-2,138,789.50-414,924.39

Finding the Fourth Proportional to 1,425,794.06, 2,138,789.50 and 414,924.39

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Solution

The fourth proportional to 1,425,794.06, 2,138,789.50 and 414,924.39 is: 622,415.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,794.06 : 2,138,789.50 = 414,924.39 : x
  2. Step 2: Convert to fraction form
    1,425,794.06/2,138,789.50 = 414,924.39/x
  3. Step 3: Cross multiply
    1,425,794.06x = 2,138,789.50 × 414,924.39
  4. Step 4: Simplify right side
    1,425,794.06x = 887,435,927,588.59
  5. Step 5: Solve for x
    x = 887,435,927,588.59/1,425,794.06
  6. Step 6: Final answer
    x = 622,415.22

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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.