Home / 823,068.10-1,237,226.55-775,828.90

Finding the Fourth Proportional to 823,068.10, 1,237,226.55 and 775,828.90

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Solution

The fourth proportional to 823,068.10, 1,237,226.55 and 775,828.90 is: 1,166,217.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,068.10 : 1,237,226.55 = 775,828.90 : x
  2. Step 2: Convert to fraction form
    823,068.10/1,237,226.55 = 775,828.90/x
  3. Step 3: Cross multiply
    823,068.10x = 1,237,226.55 × 775,828.90
  4. Step 4: Simplify right side
    823,068.10x = 959,876,113,337.30
  5. Step 5: Solve for x
    x = 959,876,113,337.30/823,068.10
  6. Step 6: Final answer
    x = 1,166,217.13

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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.