Home / 1,082,215.78-1,493,693.13-629,566.18

Finding the Fourth Proportional to 1,082,215.78, 1,493,693.13 and 629,566.18

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Solution

The fourth proportional to 1,082,215.78, 1,493,693.13 and 629,566.18 is: 868,938.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,215.78 : 1,493,693.13 = 629,566.18 : x
  2. Step 2: Convert to fraction form
    1,082,215.78/1,493,693.13 = 629,566.18/x
  3. Step 3: Cross multiply
    1,082,215.78x = 1,493,693.13 × 629,566.18
  4. Step 4: Simplify right side
    1,082,215.78x = 940,378,677,946.34
  5. Step 5: Solve for x
    x = 940,378,677,946.34/1,082,215.78
  6. Step 6: Final answer
    x = 868,938.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.