Home / 3,751,374.86-5,176,829.67-2,119,747.11

Finding the Fourth Proportional to 3,751,374.86, 5,176,829.67 and 2,119,747.11

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Solution

The fourth proportional to 3,751,374.86, 5,176,829.67 and 2,119,747.11 is: 2,925,212.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,751,374.86 : 5,176,829.67 = 2,119,747.11 : x
  2. Step 2: Convert to fraction form
    3,751,374.86/5,176,829.67 = 2,119,747.11/x
  3. Step 3: Cross multiply
    3,751,374.86x = 5,176,829.67 × 2,119,747.11
  4. Step 4: Simplify right side
    3,751,374.86x = 10,973,569,731,944.75
  5. Step 5: Solve for x
    x = 10,973,569,731,944.75/3,751,374.86
  6. Step 6: Final answer
    x = 2,925,212.79

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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.