Home / 2,679,197.80-4,018,335.90-995,434.60

Finding the Fourth Proportional to 2,679,197.80, 4,018,335.90 and 995,434.60

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Solution

The fourth proportional to 2,679,197.80, 4,018,335.90 and 995,434.60 is: 1,492,980.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679,197.80 : 4,018,335.90 = 995,434.60 : x
  2. Step 2: Convert to fraction form
    2,679,197.80/4,018,335.90 = 995,434.60/x
  3. Step 3: Cross multiply
    2,679,197.80x = 4,018,335.90 × 995,434.60
  4. Step 4: Simplify right side
    2,679,197.80x = 3,999,990,589,282.14
  5. Step 5: Solve for x
    x = 3,999,990,589,282.14/2,679,197.80
  6. Step 6: Final answer
    x = 1,492,980.69

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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.