Home / 3,575,638.74-4,934,478.22-1,944,155.64

Finding the Fourth Proportional to 3,575,638.74, 4,934,478.22 and 1,944,155.64

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Solution

The fourth proportional to 3,575,638.74, 4,934,478.22 and 1,944,155.64 is: 2,682,987.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575,638.74 : 4,934,478.22 = 1,944,155.64 : x
  2. Step 2: Convert to fraction form
    3,575,638.74/4,934,478.22 = 1,944,155.64/x
  3. Step 3: Cross multiply
    3,575,638.74x = 4,934,478.22 × 1,944,155.64
  4. Step 4: Simplify right side
    3,575,638.74x = 9,593,393,661,870.16
  5. Step 5: Solve for x
    x = 9,593,393,661,870.16/3,575,638.74
  6. Step 6: Final answer
    x = 2,682,987.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.