Home / 2,679,196.80-4,018,334.40-995,433.60

Finding the Fourth Proportional to 2,679,196.80, 4,018,334.40 and 995,433.60

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Solution

The fourth proportional to 2,679,196.80, 4,018,334.40 and 995,433.60 is: 1,492,979.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679,196.80 : 4,018,334.40 = 995,433.60 : x
  2. Step 2: Convert to fraction form
    2,679,196.80/4,018,334.40 = 995,433.60/x
  3. Step 3: Cross multiply
    2,679,196.80x = 4,018,334.40 × 995,433.60
  4. Step 4: Simplify right side
    2,679,196.80x = 3,999,985,077,795.84
  5. Step 5: Solve for x
    x = 3,999,985,077,795.84/2,679,196.80
  6. Step 6: Final answer
    x = 1,492,979.19

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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.