Home / 1,110,048.88-1,531,866.82-626,618.20

Finding the Fourth Proportional to 1,110,048.88, 1,531,866.82 and 626,618.20

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Solution

The fourth proportional to 1,110,048.88, 1,531,866.82 and 626,618.20 is: 864,732.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,048.88 : 1,531,866.82 = 626,618.20 : x
  2. Step 2: Convert to fraction form
    1,110,048.88/1,531,866.82 = 626,618.20/x
  3. Step 3: Cross multiply
    1,110,048.88x = 1,531,866.82 × 626,618.20
  4. Step 4: Simplify right side
    1,110,048.88x = 959,895,629,388.12
  5. Step 5: Solve for x
    x = 959,895,629,388.12/1,110,048.88
  6. Step 6: Final answer
    x = 864,732.76

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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.