Home / 1,119,343.10-1,544,748.27-629,466.78

Finding the Fourth Proportional to 1,119,343.10, 1,544,748.27 and 629,466.78

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Solution

The fourth proportional to 1,119,343.10, 1,544,748.27 and 629,466.78 is: 868,694.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,343.10 : 1,544,748.27 = 629,466.78 : x
  2. Step 2: Convert to fraction form
    1,119,343.10/1,544,748.27 = 629,466.78/x
  3. Step 3: Cross multiply
    1,119,343.10x = 1,544,748.27 × 629,466.78
  4. Step 4: Simplify right side
    1,119,343.10x = 972,367,719,427.47
  5. Step 5: Solve for x
    x = 972,367,719,427.47/1,119,343.10
  6. Step 6: Final answer
    x = 868,694.97

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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.