Home / 2,191,663.77-3,287,804.46-675,469.32

Finding the Fourth Proportional to 2,191,663.77, 3,287,804.46 and 675,469.32

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Solution

The fourth proportional to 2,191,663.77, 3,287,804.46 and 675,469.32 is: 1,013,299.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,663.77 : 3,287,804.46 = 675,469.32 : x
  2. Step 2: Convert to fraction form
    2,191,663.77/3,287,804.46 = 675,469.32/x
  3. Step 3: Cross multiply
    2,191,663.77x = 3,287,804.46 × 675,469.32
  4. Step 4: Simplify right side
    2,191,663.77x = 2,220,811,042,889.17
  5. Step 5: Solve for x
    x = 2,220,811,042,889.17/2,191,663.77
  6. Step 6: Final answer
    x = 1,013,299.15

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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.