Home / 1,777,898.70-2,664,774.45-712,413.90

Finding the Fourth Proportional to 1,777,898.70, 2,664,774.45 and 712,413.90

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Solution

The fourth proportional to 1,777,898.70, 2,664,774.45 and 712,413.90 is: 1,067,789.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,898.70 : 2,664,774.45 = 712,413.90 : x
  2. Step 2: Convert to fraction form
    1,777,898.70/2,664,774.45 = 712,413.90/x
  3. Step 3: Cross multiply
    1,777,898.70x = 2,664,774.45 × 712,413.90
  4. Step 4: Simplify right side
    1,777,898.70x = 1,898,422,358,544.86
  5. Step 5: Solve for x
    x = 1,898,422,358,544.86/1,777,898.70
  6. Step 6: Final answer
    x = 1,067,789.95

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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.