Home / 2,155,877.60-3,234,205.20-893,832.80

Finding the Fourth Proportional to 2,155,877.60, 3,234,205.20 and 893,832.80

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Solution

The fourth proportional to 2,155,877.60, 3,234,205.20 and 893,832.80 is: 1,340,910.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,155,877.60 : 3,234,205.20 = 893,832.80 : x
  2. Step 2: Convert to fraction form
    2,155,877.60/3,234,205.20 = 893,832.80/x
  3. Step 3: Cross multiply
    2,155,877.60x = 3,234,205.20 × 893,832.80
  4. Step 4: Simplify right side
    2,155,877.60x = 2,890,838,689,690.56
  5. Step 5: Solve for x
    x = 2,890,838,689,690.56/2,155,877.60
  6. Step 6: Final answer
    x = 1,340,910.40

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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.