Home / 2,118,524.48-3,177,759.37-521,101.41

Finding the Fourth Proportional to 2,118,524.48, 3,177,759.37 and 521,101.41

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Solution

The fourth proportional to 2,118,524.48, 3,177,759.37 and 521,101.41 is: 781,645.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,118,524.48 : 3,177,759.37 = 521,101.41 : x
  2. Step 2: Convert to fraction form
    2,118,524.48/3,177,759.37 = 521,101.41/x
  3. Step 3: Cross multiply
    2,118,524.48x = 3,177,759.37 × 521,101.41
  4. Step 4: Simplify right side
    2,118,524.48x = 1,655,934,888,347.71
  5. Step 5: Solve for x
    x = 1,655,934,888,347.71/2,118,524.48
  6. Step 6: Final answer
    x = 781,645.39

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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.