Home / 3,010,861.47-4,154,978.46-1,634,205.12

Finding the Fourth Proportional to 3,010,861.47, 4,154,978.46 and 1,634,205.12

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Solution

The fourth proportional to 3,010,861.47, 4,154,978.46 and 1,634,205.12 is: 2,255,197.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010,861.47 : 4,154,978.46 = 1,634,205.12 : x
  2. Step 2: Convert to fraction form
    3,010,861.47/4,154,978.46 = 1,634,205.12/x
  3. Step 3: Cross multiply
    3,010,861.47x = 4,154,978.46 × 1,634,205.12
  4. Step 4: Simplify right side
    3,010,861.47x = 6,790,087,072,821.72
  5. Step 5: Solve for x
    x = 6,790,087,072,821.72/3,010,861.47
  6. Step 6: Final answer
    x = 2,255,197.44

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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.