Home / 4,815,322.63-7,222,997.61-1,221,092.01

Finding the Fourth Proportional to 4,815,322.63, 7,222,997.61 and 1,221,092.01

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Solution

The fourth proportional to 4,815,322.63, 7,222,997.61 and 1,221,092.01 is: 1,831,641.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815,322.63 : 7,222,997.61 = 1,221,092.01 : x
  2. Step 2: Convert to fraction form
    4,815,322.63/7,222,997.61 = 1,221,092.01/x
  3. Step 3: Cross multiply
    4,815,322.63x = 7,222,997.61 × 1,221,092.01
  4. Step 4: Simplify right side
    4,815,322.63x = 8,819,944,669,820.10
  5. Step 5: Solve for x
    x = 8,819,944,669,820.10/4,815,322.63
  6. Step 6: Final answer
    x = 1,831,641.48

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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.