Home / 2,555,207.80-3,833,194.50-825,499.68

Finding the Fourth Proportional to 2,555,207.80, 3,833,194.50 and 825,499.68

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Solution

The fourth proportional to 2,555,207.80, 3,833,194.50 and 825,499.68 is: 1,238,373.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,555,207.80 : 3,833,194.50 = 825,499.68 : x
  2. Step 2: Convert to fraction form
    2,555,207.80/3,833,194.50 = 825,499.68/x
  3. Step 3: Cross multiply
    2,555,207.80x = 3,833,194.50 × 825,499.68
  4. Step 4: Simplify right side
    2,555,207.80x = 3,164,300,833,127.76
  5. Step 5: Solve for x
    x = 3,164,300,833,127.76/2,555,207.80
  6. Step 6: Final answer
    x = 1,238,373.19

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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.