Home / 1,793,375.76-2,688,195.18-782,226.21

Finding the Fourth Proportional to 1,793,375.76, 2,688,195.18 and 782,226.21

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Solution

The fourth proportional to 1,793,375.76, 2,688,195.18 and 782,226.21 is: 1,172,524.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,793,375.76 : 2,688,195.18 = 782,226.21 : x
  2. Step 2: Convert to fraction form
    1,793,375.76/2,688,195.18 = 782,226.21/x
  3. Step 3: Cross multiply
    1,793,375.76x = 2,688,195.18 × 782,226.21
  4. Step 4: Simplify right side
    1,793,375.76x = 2,102,776,727,391.67
  5. Step 5: Solve for x
    x = 2,102,776,727,391.67/1,793,375.76
  6. Step 6: Final answer
    x = 1,172,524.34

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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.