Home / 2,113,673.52-3,169,844.24-693,398.64

Finding the Fourth Proportional to 2,113,673.52, 3,169,844.24 and 693,398.64

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Solution

The fourth proportional to 2,113,673.52, 3,169,844.24 and 693,398.64 is: 1,039,879.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113,673.52 : 3,169,844.24 = 693,398.64 : x
  2. Step 2: Convert to fraction form
    2,113,673.52/3,169,844.24 = 693,398.64/x
  3. Step 3: Cross multiply
    2,113,673.52x = 3,169,844.24 × 693,398.64
  4. Step 4: Simplify right side
    2,113,673.52x = 2,197,965,685,027.83
  5. Step 5: Solve for x
    x = 2,197,965,685,027.83/2,113,673.52
  6. Step 6: Final answer
    x = 1,039,879.46

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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.