Home / 1,259,298.72-1,737,893.92-708,187.84

Finding the Fourth Proportional to 1,259,298.72, 1,737,893.92 and 708,187.84

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Solution

The fourth proportional to 1,259,298.72, 1,737,893.92 and 708,187.84 is: 977,333.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,298.72 : 1,737,893.92 = 708,187.84 : x
  2. Step 2: Convert to fraction form
    1,259,298.72/1,737,893.92 = 708,187.84/x
  3. Step 3: Cross multiply
    1,259,298.72x = 1,737,893.92 × 708,187.84
  4. Step 4: Simplify right side
    1,259,298.72x = 1,230,755,341,353.93
  5. Step 5: Solve for x
    x = 1,230,755,341,353.93/1,259,298.72
  6. Step 6: Final answer
    x = 977,333.91

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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.