Home / 1,780,813.92-2,671,531.92-783,516

Finding the Fourth Proportional to 1,780,813.92, 2,671,531.92 and 783,516

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Solution

The fourth proportional to 1,780,813.92, 2,671,531.92 and 783,516 is: 1,175,410.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,813.92 : 2,671,531.92 = 783,516 : x
  2. Step 2: Convert to fraction form
    1,780,813.92/2,671,531.92 = 783,516/x
  3. Step 3: Cross multiply
    1,780,813.92x = 2,671,531.92 × 783,516
  4. Step 4: Simplify right side
    1,780,813.92x = 2,093,188,003,830.72
  5. Step 5: Solve for x
    x = 2,093,188,003,830.72/1,780,813.92
  6. Step 6: Final answer
    x = 1,175,410.85

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.