Home / 2,588,778.08-3,884,916.80-905,896.16

Finding the Fourth Proportional to 2,588,778.08, 3,884,916.80 and 905,896.16

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Solution

The fourth proportional to 2,588,778.08, 3,884,916.80 and 905,896.16 is: 1,359,456.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588,778.08 : 3,884,916.80 = 905,896.16 : x
  2. Step 2: Convert to fraction form
    2,588,778.08/3,884,916.80 = 905,896.16/x
  3. Step 3: Cross multiply
    2,588,778.08x = 3,884,916.80 × 905,896.16
  4. Step 4: Simplify right side
    2,588,778.08x = 3,519,331,211,039.49
  5. Step 5: Solve for x
    x = 3,519,331,211,039.49/2,588,778.08
  6. Step 6: Final answer
    x = 1,359,456.51

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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.