Home / 2,257,315.52-3,115,133.52-1,238,815.04

Finding the Fourth Proportional to 2,257,315.52, 3,115,133.52 and 1,238,815.04

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Solution

The fourth proportional to 2,257,315.52, 3,115,133.52 and 1,238,815.04 is: 1,709,585.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,257,315.52 : 3,115,133.52 = 1,238,815.04 : x
  2. Step 2: Convert to fraction form
    2,257,315.52/3,115,133.52 = 1,238,815.04/x
  3. Step 3: Cross multiply
    2,257,315.52x = 3,115,133.52 × 1,238,815.04
  4. Step 4: Simplify right side
    2,257,315.52x = 3,859,074,256,184.14
  5. Step 5: Solve for x
    x = 3,859,074,256,184.14/2,257,315.52
  6. Step 6: Final answer
    x = 1,709,585.67

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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.