Home / 2,873,445.60-3,965,827.32-1,728,157.44

Finding the Fourth Proportional to 2,873,445.60, 3,965,827.32 and 1,728,157.44

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Solution

The fourth proportional to 2,873,445.60, 3,965,827.32 and 1,728,157.44 is: 2,385,141.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873,445.60 : 3,965,827.32 = 1,728,157.44 : x
  2. Step 2: Convert to fraction form
    2,873,445.60/3,965,827.32 = 1,728,157.44/x
  3. Step 3: Cross multiply
    2,873,445.60x = 3,965,827.32 × 1,728,157.44
  4. Step 4: Simplify right side
    2,873,445.60x = 6,853,573,988,813.26
  5. Step 5: Solve for x
    x = 6,853,573,988,813.26/2,873,445.60
  6. Step 6: Final answer
    x = 2,385,141.37

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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.