Home / 3,150,220.75-4,725,331.20-906,358.75

Finding the Fourth Proportional to 3,150,220.75, 4,725,331.20 and 906,358.75

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Solution

The fourth proportional to 3,150,220.75, 4,725,331.20 and 906,358.75 is: 1,359,538.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150,220.75 : 4,725,331.20 = 906,358.75 : x
  2. Step 2: Convert to fraction form
    3,150,220.75/4,725,331.20 = 906,358.75/x
  3. Step 3: Cross multiply
    3,150,220.75x = 4,725,331.20 × 906,358.75
  4. Step 4: Simplify right side
    3,150,220.75x = 4,282,845,279,768
  5. Step 5: Solve for x
    x = 4,282,845,279,768/3,150,220.75
  6. Step 6: Final answer
    x = 1,359,538.15

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1.5x scale

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.