Home / 1,159,578.05-1,739,338.61-449,606.32

Finding the Fourth Proportional to 1,159,578.05, 1,739,338.61 and 449,606.32

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Solution

The fourth proportional to 1,159,578.05, 1,739,338.61 and 449,606.32 is: 674,398.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,578.05 : 1,739,338.61 = 449,606.32 : x
  2. Step 2: Convert to fraction form
    1,159,578.05/1,739,338.61 = 449,606.32/x
  3. Step 3: Cross multiply
    1,159,578.05x = 1,739,338.61 × 449,606.32
  4. Step 4: Simplify right side
    1,159,578.05x = 782,017,625,079.64
  5. Step 5: Solve for x
    x = 782,017,625,079.64/1,159,578.05
  6. Step 6: Final answer
    x = 674,398.44

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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.