Home / 2,176,879.20-3,265,837.20-914,056.80

Finding the Fourth Proportional to 2,176,879.20, 3,265,837.20 and 914,056.80

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Solution

The fourth proportional to 2,176,879.20, 3,265,837.20 and 914,056.80 is: 1,371,302.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,879.20 : 3,265,837.20 = 914,056.80 : x
  2. Step 2: Convert to fraction form
    2,176,879.20/3,265,837.20 = 914,056.80/x
  3. Step 3: Cross multiply
    2,176,879.20x = 3,265,837.20 × 914,056.80
  4. Step 4: Simplify right side
    2,176,879.20x = 2,985,160,700,352.96
  5. Step 5: Solve for x
    x = 2,985,160,700,352.96/2,176,879.20
  6. Step 6: Final answer
    x = 1,371,302.87

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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.