Home / 1,755,957.64-2,633,917.26-426,261.64

Finding the Fourth Proportional to 1,755,957.64, 2,633,917.26 and 426,261.64

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Solution

The fourth proportional to 1,755,957.64, 2,633,917.26 and 426,261.64 is: 639,387.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,957.64 : 2,633,917.26 = 426,261.64 : x
  2. Step 2: Convert to fraction form
    1,755,957.64/2,633,917.26 = 426,261.64/x
  3. Step 3: Cross multiply
    1,755,957.64x = 2,633,917.26 × 426,261.64
  4. Step 4: Simplify right side
    1,755,957.64x = 1,122,737,890,871.91
  5. Step 5: Solve for x
    x = 1,122,737,890,871.91/1,755,957.64
  6. Step 6: Final answer
    x = 639,387.80

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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.