Home / 1,250,532.96-1,725,106.32-820,753.44

Finding the Fourth Proportional to 1,250,532.96, 1,725,106.32 and 820,753.44

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Solution

The fourth proportional to 1,250,532.96, 1,725,106.32 and 820,753.44 is: 1,132,226.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,532.96 : 1,725,106.32 = 820,753.44 : x
  2. Step 2: Convert to fraction form
    1,250,532.96/1,725,106.32 = 820,753.44/x
  3. Step 3: Cross multiply
    1,250,532.96x = 1,725,106.32 × 820,753.44
  4. Step 4: Simplify right side
    1,250,532.96x = 1,415,886,946,505.74
  5. Step 5: Solve for x
    x = 1,415,886,946,505.74/1,250,532.96
  6. Step 6: Final answer
    x = 1,132,226.81

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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.