Home / 3,829,798.48-5,285,058.24-2,111,078.56

Finding the Fourth Proportional to 3,829,798.48, 5,285,058.24 and 2,111,078.56

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Solution

The fourth proportional to 3,829,798.48, 5,285,058.24 and 2,111,078.56 is: 2,913,253.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,829,798.48 : 5,285,058.24 = 2,111,078.56 : x
  2. Step 2: Convert to fraction form
    3,829,798.48/5,285,058.24 = 2,111,078.56/x
  3. Step 3: Cross multiply
    3,829,798.48x = 5,285,058.24 × 2,111,078.56
  4. Step 4: Simplify right side
    3,829,798.48x = 11,157,173,138,815.34
  5. Step 5: Solve for x
    x = 11,157,173,138,815.34/3,829,798.48
  6. Step 6: Final answer
    x = 2,913,253.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.