Home / 1,631,394.50-2,251,323.18-906,309.77

Finding the Fourth Proportional to 1,631,394.50, 2,251,323.18 and 906,309.77

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Solution

The fourth proportional to 1,631,394.50, 2,251,323.18 and 906,309.77 is: 1,250,706.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,394.50 : 2,251,323.18 = 906,309.77 : x
  2. Step 2: Convert to fraction form
    1,631,394.50/2,251,323.18 = 906,309.77/x
  3. Step 3: Cross multiply
    1,631,394.50x = 2,251,323.18 × 906,309.77
  4. Step 4: Simplify right side
    1,631,394.50x = 2,040,396,182,204.85
  5. Step 5: Solve for x
    x = 2,040,396,182,204.85/1,631,394.50
  6. Step 6: Final answer
    x = 1,250,706.80

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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.