Home / 1,829,556.56-2,742,507.90-1,222,855.88

Finding the Fourth Proportional to 1,829,556.56, 2,742,507.90 and 1,222,855.88

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Solution

The fourth proportional to 1,829,556.56, 2,742,507.90 and 1,222,855.88 is: 1,833,062.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,829,556.56 : 2,742,507.90 = 1,222,855.88 : x
  2. Step 2: Convert to fraction form
    1,829,556.56/2,742,507.90 = 1,222,855.88/x
  3. Step 3: Cross multiply
    1,829,556.56x = 2,742,507.90 × 1,222,855.88
  4. Step 4: Simplify right side
    1,829,556.56x = 3,353,691,897,748.91
  5. Step 5: Solve for x
    x = 3,353,691,897,748.91/1,829,556.56
  6. Step 6: Final answer
    x = 1,833,062.71

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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.