Home / 2,834,705.80-4,252,058.70-1,638,963.55

Finding the Fourth Proportional to 2,834,705.80, 4,252,058.70 and 1,638,963.55

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Solution

The fourth proportional to 2,834,705.80, 4,252,058.70 and 1,638,963.55 is: 2,458,445.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,834,705.80 : 4,252,058.70 = 1,638,963.55 : x
  2. Step 2: Convert to fraction form
    2,834,705.80/4,252,058.70 = 1,638,963.55/x
  3. Step 3: Cross multiply
    2,834,705.80x = 4,252,058.70 × 1,638,963.55
  4. Step 4: Simplify right side
    2,834,705.80x = 6,968,969,221,760.39
  5. Step 5: Solve for x
    x = 6,968,969,221,760.39/2,834,705.80
  6. Step 6: Final answer
    x = 2,458,445.33

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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.