Home / 3,390,710.22-5,085,662.49-1,115,670.51

Finding the Fourth Proportional to 3,390,710.22, 5,085,662.49 and 1,115,670.51

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Solution

The fourth proportional to 3,390,710.22, 5,085,662.49 and 1,115,670.51 is: 1,673,373.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,390,710.22 : 5,085,662.49 = 1,115,670.51 : x
  2. Step 2: Convert to fraction form
    3,390,710.22/5,085,662.49 = 1,115,670.51/x
  3. Step 3: Cross multiply
    3,390,710.22x = 5,085,662.49 × 1,115,670.51
  4. Step 4: Simplify right side
    3,390,710.22x = 5,673,923,663,906.17
  5. Step 5: Solve for x
    x = 5,673,923,663,906.17/3,390,710.22
  6. Step 6: Final answer
    x = 1,673,373.22

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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.