Home / 3,390,287.40-5,086,087.20-994,210.20

Finding the Fourth Proportional to 3,390,287.40, 5,086,087.20 and 994,210.20

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Solution

The fourth proportional to 3,390,287.40, 5,086,087.20 and 994,210.20 is: 1,491,507.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,390,287.40 : 5,086,087.20 = 994,210.20 : x
  2. Step 2: Convert to fraction form
    3,390,287.40/5,086,087.20 = 994,210.20/x
  3. Step 3: Cross multiply
    3,390,287.40x = 5,086,087.20 × 994,210.20
  4. Step 4: Simplify right side
    3,390,287.40x = 5,056,639,772,329.44
  5. Step 5: Solve for x
    x = 5,056,639,772,329.44/3,390,287.40
  6. Step 6: Final answer
    x = 1,491,507.70

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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.