Home / 2,163,204.32-3,242,518.32-814,783.48

Finding the Fourth Proportional to 2,163,204.32, 3,242,518.32 and 814,783.48

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Solution

The fourth proportional to 2,163,204.32, 3,242,518.32 and 814,783.48 is: 1,221,313.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,163,204.32 : 3,242,518.32 = 814,783.48 : x
  2. Step 2: Convert to fraction form
    2,163,204.32/3,242,518.32 = 814,783.48/x
  3. Step 3: Cross multiply
    2,163,204.32x = 3,242,518.32 × 814,783.48
  4. Step 4: Simplify right side
    2,163,204.32x = 2,641,950,360,733.35
  5. Step 5: Solve for x
    x = 2,641,950,360,733.35/2,163,204.32
  6. Step 6: Final answer
    x = 1,221,313.37

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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.