Home / 3,900,901.47-5,383,646.15-2,247,104.22

Finding the Fourth Proportional to 3,900,901.47, 5,383,646.15 and 2,247,104.22

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Solution

The fourth proportional to 3,900,901.47, 5,383,646.15 and 2,247,104.22 is: 3,101,235.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,900,901.47 : 5,383,646.15 = 2,247,104.22 : x
  2. Step 2: Convert to fraction form
    3,900,901.47/5,383,646.15 = 2,247,104.22/x
  3. Step 3: Cross multiply
    3,900,901.47x = 5,383,646.15 × 2,247,104.22
  4. Step 4: Simplify right side
    3,900,901.47x = 12,097,613,971,416.23
  5. Step 5: Solve for x
    x = 12,097,613,971,416.23/3,900,901.47
  6. Step 6: Final answer
    x = 3,101,235.46

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Double scale
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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.