Home / 1,345,382.26-1,856,642.03-733,530.05

Finding the Fourth Proportional to 1,345,382.26, 1,856,642.03 and 733,530.05

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Solution

The fourth proportional to 1,345,382.26, 1,856,642.03 and 733,530.05 is: 1,012,279.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,382.26 : 1,856,642.03 = 733,530.05 : x
  2. Step 2: Convert to fraction form
    1,345,382.26/1,856,642.03 = 733,530.05/x
  3. Step 3: Cross multiply
    1,345,382.26x = 1,856,642.03 × 733,530.05
  4. Step 4: Simplify right side
    1,345,382.26x = 1,361,902,725,145.15
  5. Step 5: Solve for x
    x = 1,361,902,725,145.15/1,345,382.26
  6. Step 6: Final answer
    x = 1,012,279.39

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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.