Home / 2,237,423.44-3,087,629.32-1,218,828.88

Finding the Fourth Proportional to 2,237,423.44, 3,087,629.32 and 1,218,828.88

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Solution

The fourth proportional to 2,237,423.44, 3,087,629.32 and 1,218,828.88 is: 1,681,975.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,237,423.44 : 3,087,629.32 = 1,218,828.88 : x
  2. Step 2: Convert to fraction form
    2,237,423.44/3,087,629.32 = 1,218,828.88/x
  3. Step 3: Cross multiply
    2,237,423.44x = 3,087,629.32 × 1,218,828.88
  4. Step 4: Simplify right side
    2,237,423.44x = 3,763,291,785,950.76
  5. Step 5: Solve for x
    x = 3,763,291,785,950.76/2,237,423.44
  6. Step 6: Final answer
    x = 1,681,975.67

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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.