Home / 1,250,141.75-1,725,203.89-677,181.91

Finding the Fourth Proportional to 1,250,141.75, 1,725,203.89 and 677,181.91

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Solution

The fourth proportional to 1,250,141.75, 1,725,203.89 and 677,181.91 is: 934,515.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,141.75 : 1,725,203.89 = 677,181.91 : x
  2. Step 2: Convert to fraction form
    1,250,141.75/1,725,203.89 = 677,181.91/x
  3. Step 3: Cross multiply
    1,250,141.75x = 1,725,203.89 × 677,181.91
  4. Step 4: Simplify right side
    1,250,141.75x = 1,168,276,865,369.63
  5. Step 5: Solve for x
    x = 1,168,276,865,369.63/1,250,141.75
  6. Step 6: Final answer
    x = 934,515.52

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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.