Home / 3,965,354.52-5,472,203.40-2,154,518.52

Finding the Fourth Proportional to 3,965,354.52, 5,472,203.40 and 2,154,518.52

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Solution

The fourth proportional to 3,965,354.52, 5,472,203.40 and 2,154,518.52 is: 2,973,243.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,965,354.52 : 5,472,203.40 = 2,154,518.52 : x
  2. Step 2: Convert to fraction form
    3,965,354.52/5,472,203.40 = 2,154,518.52/x
  3. Step 3: Cross multiply
    3,965,354.52x = 5,472,203.40 × 2,154,518.52
  4. Step 4: Simplify right side
    3,965,354.52x = 11,789,963,570,506.97
  5. Step 5: Solve for x
    x = 11,789,963,570,506.97/3,965,354.52
  6. Step 6: Final answer
    x = 2,973,243.25

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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.