Home / 3,608,316.30-5,412,605.13-1,212,239.10

Finding the Fourth Proportional to 3,608,316.30, 5,412,605.13 and 1,212,239.10

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Solution

The fourth proportional to 3,608,316.30, 5,412,605.13 and 1,212,239.10 is: 1,818,402.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608,316.30 : 5,412,605.13 = 1,212,239.10 : x
  2. Step 2: Convert to fraction form
    3,608,316.30/5,412,605.13 = 1,212,239.10/x
  3. Step 3: Cross multiply
    3,608,316.30x = 5,412,605.13 × 1,212,239.10
  4. Step 4: Simplify right side
    3,608,316.30x = 6,561,371,571,446.58
  5. Step 5: Solve for x
    x = 6,561,371,571,446.58/3,608,316.30
  6. Step 6: Final answer
    x = 1,818,402.55

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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.