Home / 1,271,777.34-1,755,052.32-698,854.42

Finding the Fourth Proportional to 1,271,777.34, 1,755,052.32 and 698,854.42

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Solution

The fourth proportional to 1,271,777.34, 1,755,052.32 and 698,854.42 is: 964,418.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,777.34 : 1,755,052.32 = 698,854.42 : x
  2. Step 2: Convert to fraction form
    1,271,777.34/1,755,052.32 = 698,854.42/x
  3. Step 3: Cross multiply
    1,271,777.34x = 1,755,052.32 × 698,854.42
  4. Step 4: Simplify right side
    1,271,777.34x = 1,226,526,061,951.21
  5. Step 5: Solve for x
    x = 1,226,526,061,951.21/1,271,777.34
  6. Step 6: Final answer
    x = 964,418.87

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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.