Home / 3,001,795.74-4,139,679.33-2,778,867.54

Finding the Fourth Proportional to 3,001,795.74, 4,139,679.33 and 2,778,867.54

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Solution

The fourth proportional to 3,001,795.74, 4,139,679.33 and 2,778,867.54 is: 3,832,246.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001,795.74 : 4,139,679.33 = 2,778,867.54 : x
  2. Step 2: Convert to fraction form
    3,001,795.74/4,139,679.33 = 2,778,867.54/x
  3. Step 3: Cross multiply
    3,001,795.74x = 4,139,679.33 × 2,778,867.54
  4. Step 4: Simplify right side
    3,001,795.74x = 11,503,620,516,145.95
  5. Step 5: Solve for x
    x = 11,503,620,516,145.95/3,001,795.74
  6. Step 6: Final answer
    x = 3,832,246.27

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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.