Home / 1,659,494.90-2,489,415.35-634,823.19

Finding the Fourth Proportional to 1,659,494.90, 2,489,415.35 and 634,823.19

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Solution

The fourth proportional to 1,659,494.90, 2,489,415.35 and 634,823.19 is: 952,300.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659,494.90 : 2,489,415.35 = 634,823.19 : x
  2. Step 2: Convert to fraction form
    1,659,494.90/2,489,415.35 = 634,823.19/x
  3. Step 3: Cross multiply
    1,659,494.90x = 2,489,415.35 × 634,823.19
  4. Step 4: Simplify right side
    1,659,494.90x = 1,580,338,585,973.72
  5. Step 5: Solve for x
    x = 1,580,338,585,973.72/1,659,494.90
  6. Step 6: Final answer
    x = 952,300.96

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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.