Home / 1,625,961.86-2,243,796.85-900,793.65

Finding the Fourth Proportional to 1,625,961.86, 2,243,796.85 and 900,793.65

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Solution

The fourth proportional to 1,625,961.86, 2,243,796.85 and 900,793.65 is: 1,243,078.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,961.86 : 2,243,796.85 = 900,793.65 : x
  2. Step 2: Convert to fraction form
    1,625,961.86/2,243,796.85 = 900,793.65/x
  3. Step 3: Cross multiply
    1,625,961.86x = 2,243,796.85 × 900,793.65
  4. Step 4: Simplify right side
    1,625,961.86x = 2,021,197,954,370.00
  5. Step 5: Solve for x
    x = 2,021,197,954,370.00/1,625,961.86
  6. Step 6: Final answer
    x = 1,243,078.33

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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.