Home / 3,508,155.34-5,262,889.10-1,111,356.43

Finding the Fourth Proportional to 3,508,155.34, 5,262,889.10 and 1,111,356.43

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Solution

The fourth proportional to 3,508,155.34, 5,262,889.10 and 1,111,356.43 is: 1,667,242.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508,155.34 : 5,262,889.10 = 1,111,356.43 : x
  2. Step 2: Convert to fraction form
    3,508,155.34/5,262,889.10 = 1,111,356.43/x
  3. Step 3: Cross multiply
    3,508,155.34x = 5,262,889.10 × 1,111,356.43
  4. Step 4: Simplify right side
    3,508,155.34x = 5,848,945,641,661.91
  5. Step 5: Solve for x
    x = 5,848,945,641,661.91/3,508,155.34
  6. Step 6: Final answer
    x = 1,667,242.49

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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.