Home / 1,414,355.39-2,118,156.23-814,054.73

Finding the Fourth Proportional to 1,414,355.39, 2,118,156.23 and 814,054.73

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Solution

The fourth proportional to 1,414,355.39, 2,118,156.23 and 814,054.73 is: 1,219,138.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,355.39 : 2,118,156.23 = 814,054.73 : x
  2. Step 2: Convert to fraction form
    1,414,355.39/2,118,156.23 = 814,054.73/x
  3. Step 3: Cross multiply
    1,414,355.39x = 2,118,156.23 × 814,054.73
  4. Step 4: Simplify right side
    1,414,355.39x = 1,724,295,093,840.19
  5. Step 5: Solve for x
    x = 1,724,295,093,840.19/1,414,355.39
  6. Step 6: Final answer
    x = 1,219,138.49

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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.