Home / 1,793,376.76-2,688,196.68-782,227.21

Finding the Fourth Proportional to 1,793,376.76, 2,688,196.68 and 782,227.21

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Solution

The fourth proportional to 1,793,376.76, 2,688,196.68 and 782,227.21 is: 1,172,525.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,793,376.76 : 2,688,196.68 = 782,227.21 : x
  2. Step 2: Convert to fraction form
    1,793,376.76/2,688,196.68 = 782,227.21/x
  3. Step 3: Cross multiply
    1,793,376.76x = 2,688,196.68 × 782,227.21
  4. Step 4: Simplify right side
    1,793,376.76x = 2,102,780,588,927.66
  5. Step 5: Solve for x
    x = 2,102,780,588,927.66/1,793,376.76
  6. Step 6: Final answer
    x = 1,172,525.84

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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.