Home / 994,666.20-1,491,999.30-859,363.80

Finding the Fourth Proportional to 994,666.20, 1,491,999.30 and 859,363.80

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Solution

The fourth proportional to 994,666.20, 1,491,999.30 and 859,363.80 is: 1,289,045.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,666.20 : 1,491,999.30 = 859,363.80 : x
  2. Step 2: Convert to fraction form
    994,666.20/1,491,999.30 = 859,363.80/x
  3. Step 3: Cross multiply
    994,666.20x = 1,491,999.30 × 859,363.80
  4. Step 4: Simplify right side
    994,666.20x = 1,282,170,188,045.34
  5. Step 5: Solve for x
    x = 1,282,170,188,045.34/994,666.20
  6. Step 6: Final answer
    x = 1,289,045.70

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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.