Home / 3,900,645.64-5,382,419.35-2,247,333.63

Finding the Fourth Proportional to 3,900,645.64, 5,382,419.35 and 2,247,333.63

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Solution

The fourth proportional to 3,900,645.64, 5,382,419.35 and 2,247,333.63 is: 3,101,048.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,900,645.64 : 5,382,419.35 = 2,247,333.63 : x
  2. Step 2: Convert to fraction form
    3,900,645.64/5,382,419.35 = 2,247,333.63/x
  3. Step 3: Cross multiply
    3,900,645.64x = 5,382,419.35 × 2,247,333.63
  4. Step 4: Simplify right side
    3,900,645.64x = 12,096,092,016,017.74
  5. Step 5: Solve for x
    x = 12,096,092,016,017.74/3,900,645.64
  6. Step 6: Final answer
    x = 3,101,048.68

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1.5x scale

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.