Home / 3,608,417.53-5,413,434.11-1,212,196.81

Finding the Fourth Proportional to 3,608,417.53, 5,413,434.11 and 1,212,196.81

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Solution

The fourth proportional to 3,608,417.53, 5,413,434.11 and 1,212,196.81 is: 1,818,566.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608,417.53 : 5,413,434.11 = 1,212,196.81 : x
  2. Step 2: Convert to fraction form
    3,608,417.53/5,413,434.11 = 1,212,196.81/x
  3. Step 3: Cross multiply
    3,608,417.53x = 5,413,434.11 × 1,212,196.81
  4. Step 4: Simplify right side
    3,608,417.53x = 6,562,147,548,784.10
  5. Step 5: Solve for x
    x = 6,562,147,548,784.10/3,608,417.53
  6. Step 6: Final answer
    x = 1,818,566.59

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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.