Home / 4,139,270.97-6,209,906.13-1,299,383.16

Finding the Fourth Proportional to 4,139,270.97, 6,209,906.13 and 1,299,383.16

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Solution

The fourth proportional to 4,139,270.97, 6,209,906.13 and 1,299,383.16 is: 1,949,388.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,139,270.97 : 6,209,906.13 = 1,299,383.16 : x
  2. Step 2: Convert to fraction form
    4,139,270.97/6,209,906.13 = 1,299,383.16/x
  3. Step 3: Cross multiply
    4,139,270.97x = 6,209,906.13 × 1,299,383.16
  4. Step 4: Simplify right side
    4,139,270.97x = 8,069,047,450,502.77
  5. Step 5: Solve for x
    x = 8,069,047,450,502.77/4,139,270.97
  6. Step 6: Final answer
    x = 1,949,388.55

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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.