Home / 1,948,578.26-2,922,031.35-669,314.48

Finding the Fourth Proportional to 1,948,578.26, 2,922,031.35 and 669,314.48

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Solution

The fourth proportional to 1,948,578.26, 2,922,031.35 and 669,314.48 is: 1,003,684.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,578.26 : 2,922,031.35 = 669,314.48 : x
  2. Step 2: Convert to fraction form
    1,948,578.26/2,922,031.35 = 669,314.48/x
  3. Step 3: Cross multiply
    1,948,578.26x = 2,922,031.35 × 669,314.48
  4. Step 4: Simplify right side
    1,948,578.26x = 1,955,757,878,958.79
  5. Step 5: Solve for x
    x = 1,955,757,878,958.79/1,948,578.26
  6. Step 6: Final answer
    x = 1,003,684.54

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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.