Home / 3,845,254-5,306,363.04-2,126,388.64

Finding the Fourth Proportional to 3,845,254, 5,306,363.04 and 2,126,388.64

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Solution

The fourth proportional to 3,845,254, 5,306,363.04 and 2,126,388.64 is: 2,934,367.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,845,254 : 5,306,363.04 = 2,126,388.64 : x
  2. Step 2: Convert to fraction form
    3,845,254/5,306,363.04 = 2,126,388.64/x
  3. Step 3: Cross multiply
    3,845,254x = 5,306,363.04 × 2,126,388.64
  4. Step 4: Simplify right side
    3,845,254x = 11,283,390,087,971.87
  5. Step 5: Solve for x
    x = 11,283,390,087,971.87/3,845,254
  6. Step 6: Final answer
    x = 2,934,367.95

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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.