Home / 3,120,037.52-4,680,056.24-756,133.52

Finding the Fourth Proportional to 3,120,037.52, 4,680,056.24 and 756,133.52

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Solution

The fourth proportional to 3,120,037.52, 4,680,056.24 and 756,133.52 is: 1,134,200.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,037.52 : 4,680,056.24 = 756,133.52 : x
  2. Step 2: Convert to fraction form
    3,120,037.52/4,680,056.24 = 756,133.52/x
  3. Step 3: Cross multiply
    3,120,037.52x = 4,680,056.24 × 756,133.52
  4. Step 4: Simplify right side
    3,120,037.52x = 3,538,747,398,549.17
  5. Step 5: Solve for x
    x = 3,538,747,398,549.17/3,120,037.52
  6. Step 6: Final answer
    x = 1,134,200.27

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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.