Home / 1,027,063.26-1,539,995.85-427,305.69

Finding the Fourth Proportional to 1,027,063.26, 1,539,995.85 and 427,305.69

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Solution

The fourth proportional to 1,027,063.26, 1,539,995.85 and 427,305.69 is: 640,709.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,063.26 : 1,539,995.85 = 427,305.69 : x
  2. Step 2: Convert to fraction form
    1,027,063.26/1,539,995.85 = 427,305.69/x
  3. Step 3: Cross multiply
    1,027,063.26x = 1,539,995.85 × 427,305.69
  4. Step 4: Simplify right side
    1,027,063.26x = 658,048,989,281.39
  5. Step 5: Solve for x
    x = 658,048,989,281.39/1,027,063.26
  6. Step 6: Final answer
    x = 640,709.31

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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.