Home / 2,221,942.77-3,066,281.03-1,203,347.52

Finding the Fourth Proportional to 2,221,942.77, 3,066,281.03 and 1,203,347.52

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Solution

The fourth proportional to 2,221,942.77, 3,066,281.03 and 1,203,347.52 is: 1,660,619.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,942.77 : 3,066,281.03 = 1,203,347.52 : x
  2. Step 2: Convert to fraction form
    2,221,942.77/3,066,281.03 = 1,203,347.52/x
  3. Step 3: Cross multiply
    2,221,942.77x = 3,066,281.03 × 1,203,347.52
  4. Step 4: Simplify right side
    2,221,942.77x = 3,689,801,667,056.81
  5. Step 5: Solve for x
    x = 3,689,801,667,056.81/2,221,942.77
  6. Step 6: Final answer
    x = 1,660,619.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.