Home / 2,884,362.78-4,323,493.31-1,086,468.36

Finding the Fourth Proportional to 2,884,362.78, 4,323,493.31 and 1,086,468.36

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Solution

The fourth proportional to 2,884,362.78, 4,323,493.31 and 1,086,468.36 is: 1,628,553.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,884,362.78 : 4,323,493.31 = 1,086,468.36 : x
  2. Step 2: Convert to fraction form
    2,884,362.78/4,323,493.31 = 1,086,468.36/x
  3. Step 3: Cross multiply
    2,884,362.78x = 4,323,493.31 × 1,086,468.36
  4. Step 4: Simplify right side
    2,884,362.78x = 4,697,338,680,554.33
  5. Step 5: Solve for x
    x = 4,697,338,680,554.33/2,884,362.78
  6. Step 6: Final answer
    x = 1,628,553.35

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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.