Home / 3,751,378.65-5,176,834.91-2,119,750.90

Finding the Fourth Proportional to 3,751,378.65, 5,176,834.91 and 2,119,750.90

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Solution

The fourth proportional to 3,751,378.65, 5,176,834.91 and 2,119,750.90 is: 2,925,218.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,751,378.65 : 5,176,834.91 = 2,119,750.90 : x
  2. Step 2: Convert to fraction form
    3,751,378.65/5,176,834.91 = 2,119,750.90/x
  3. Step 3: Cross multiply
    3,751,378.65x = 5,176,834.91 × 2,119,750.90
  4. Step 4: Simplify right side
    3,751,378.65x = 10,973,600,444,032.14
  5. Step 5: Solve for x
    x = 10,973,600,444,032.14/3,751,378.65
  6. Step 6: Final answer
    x = 2,925,218.02

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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.