Home / 1,109,634.42-1,531,295.83-626,301.95

Finding the Fourth Proportional to 1,109,634.42, 1,531,295.83 and 626,301.95

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Solution

The fourth proportional to 1,109,634.42, 1,531,295.83 and 626,301.95 is: 864,296.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,634.42 : 1,531,295.83 = 626,301.95 : x
  2. Step 2: Convert to fraction form
    1,109,634.42/1,531,295.83 = 626,301.95/x
  3. Step 3: Cross multiply
    1,109,634.42x = 1,531,295.83 × 626,301.95
  4. Step 4: Simplify right side
    1,109,634.42x = 959,053,564,355.87
  5. Step 5: Solve for x
    x = 959,053,564,355.87/1,109,634.42
  6. Step 6: Final answer
    x = 864,296.88

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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.