Home / 6,578,245.98-9,866,615.19-1,721,021.38

Finding the Fourth Proportional to 6,578,245.98, 9,866,615.19 and 1,721,021.38

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Solution

The fourth proportional to 6,578,245.98, 9,866,615.19 and 1,721,021.38 is: 2,581,334.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,578,245.98 : 9,866,615.19 = 1,721,021.38 : x
  2. Step 2: Convert to fraction form
    6,578,245.98/9,866,615.19 = 1,721,021.38/x
  3. Step 3: Cross multiply
    6,578,245.98x = 9,866,615.19 × 1,721,021.38
  4. Step 4: Simplify right side
    6,578,245.98x = 16,980,655,663,942.77
  5. Step 5: Solve for x
    x = 16,980,655,663,942.77/6,578,245.98
  6. Step 6: Final answer
    x = 2,581,334.86

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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.