Home / 3,990,060.25-5,985,931.46-1,294,175.72

Finding the Fourth Proportional to 3,990,060.25, 5,985,931.46 and 1,294,175.72

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Solution

The fourth proportional to 3,990,060.25, 5,985,931.46 and 1,294,175.72 is: 1,941,536.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,990,060.25 : 5,985,931.46 = 1,294,175.72 : x
  2. Step 2: Convert to fraction form
    3,990,060.25/5,985,931.46 = 1,294,175.72/x
  3. Step 3: Cross multiply
    3,990,060.25x = 5,985,931.46 × 1,294,175.72
  4. Step 4: Simplify right side
    3,990,060.25x = 7,746,847,165,610.10
  5. Step 5: Solve for x
    x = 7,746,847,165,610.10/3,990,060.25
  6. Step 6: Final answer
    x = 1,941,536.39

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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.