Home / 2,623,347.09-3,936,164.22-918,713.25

Finding the Fourth Proportional to 2,623,347.09, 3,936,164.22 and 918,713.25

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Solution

The fourth proportional to 2,623,347.09, 3,936,164.22 and 918,713.25 is: 1,378,470.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,623,347.09 : 3,936,164.22 = 918,713.25 : x
  2. Step 2: Convert to fraction form
    2,623,347.09/3,936,164.22 = 918,713.25/x
  3. Step 3: Cross multiply
    2,623,347.09x = 3,936,164.22 × 918,713.25
  4. Step 4: Simplify right side
    2,623,347.09x = 3,616,206,223,089.92
  5. Step 5: Solve for x
    x = 3,616,206,223,089.92/2,623,347.09
  6. Step 6: Final answer
    x = 1,378,470.37

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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.