Home / 2,918,236.28-4,377,513.66-1,212,552.02

Finding the Fourth Proportional to 2,918,236.28, 4,377,513.66 and 1,212,552.02

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Solution

The fourth proportional to 2,918,236.28, 4,377,513.66 and 1,212,552.02 is: 1,818,894.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918,236.28 : 4,377,513.66 = 1,212,552.02 : x
  2. Step 2: Convert to fraction form
    2,918,236.28/4,377,513.66 = 1,212,552.02/x
  3. Step 3: Cross multiply
    2,918,236.28x = 4,377,513.66 × 1,212,552.02
  4. Step 4: Simplify right side
    2,918,236.28x = 5,307,963,031,010.59
  5. Step 5: Solve for x
    x = 5,307,963,031,010.59/2,918,236.28
  6. Step 6: Final answer
    x = 1,818,894.20

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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.