Home / 2,916,340.80-4,374,511.20-1,856,083.20

Finding the Fourth Proportional to 2,916,340.80, 4,374,511.20 and 1,856,083.20

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Solution

The fourth proportional to 2,916,340.80, 4,374,511.20 and 1,856,083.20 is: 2,784,124.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916,340.80 : 4,374,511.20 = 1,856,083.20 : x
  2. Step 2: Convert to fraction form
    2,916,340.80/4,374,511.20 = 1,856,083.20/x
  3. Step 3: Cross multiply
    2,916,340.80x = 4,374,511.20 × 1,856,083.20
  4. Step 4: Simplify right side
    2,916,340.80x = 8,119,456,746,531.84
  5. Step 5: Solve for x
    x = 8,119,456,746,531.84/2,916,340.80
  6. Step 6: Final answer
    x = 2,784,124.80

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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.