Home / 3,150,316.80-4,725,475.20-906,454.80

Finding the Fourth Proportional to 3,150,316.80, 4,725,475.20 and 906,454.80

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Solution

The fourth proportional to 3,150,316.80, 4,725,475.20 and 906,454.80 is: 1,359,682.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150,316.80 : 4,725,475.20 = 906,454.80 : x
  2. Step 2: Convert to fraction form
    3,150,316.80/4,725,475.20 = 906,454.80/x
  3. Step 3: Cross multiply
    3,150,316.80x = 4,725,475.20 × 906,454.80
  4. Step 4: Simplify right side
    3,150,316.80x = 4,283,429,677,320.96
  5. Step 5: Solve for x
    x = 4,283,429,677,320.96/3,150,316.80
  6. Step 6: Final answer
    x = 1,359,682.20

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Similar ratio
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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.