Home / 1,692,843.72-2,539,304.55-413,461.82

Finding the Fourth Proportional to 1,692,843.72, 2,539,304.55 and 413,461.82

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Solution

The fourth proportional to 1,692,843.72, 2,539,304.55 and 413,461.82 is: 620,202.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,843.72 : 2,539,304.55 = 413,461.82 : x
  2. Step 2: Convert to fraction form
    1,692,843.72/2,539,304.55 = 413,461.82/x
  3. Step 3: Cross multiply
    1,692,843.72x = 2,539,304.55 × 413,461.82
  4. Step 4: Simplify right side
    1,692,843.72x = 1,049,905,480,777.28
  5. Step 5: Solve for x
    x = 1,049,905,480,777.28/1,692,843.72
  6. Step 6: Final answer
    x = 620,202.25

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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.