Home / 1,250,139.24-1,725,200.43-677,179.41

Finding the Fourth Proportional to 1,250,139.24, 1,725,200.43 and 677,179.41

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Solution

The fourth proportional to 1,250,139.24, 1,725,200.43 and 677,179.41 is: 934,512.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,139.24 : 1,725,200.43 = 677,179.41 : x
  2. Step 2: Convert to fraction form
    1,250,139.24/1,725,200.43 = 677,179.41/x
  3. Step 3: Cross multiply
    1,250,139.24x = 1,725,200.43 × 677,179.41
  4. Step 4: Simplify right side
    1,250,139.24x = 1,168,270,210,588.86
  5. Step 5: Solve for x
    x = 1,168,270,210,588.86/1,250,139.24
  6. Step 6: Final answer
    x = 934,512.07

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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.