Home / 2,132,182.67-2,942,405.03-1,165,312.70

Finding the Fourth Proportional to 2,132,182.67, 2,942,405.03 and 1,165,312.70

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Solution

The fourth proportional to 2,132,182.67, 2,942,405.03 and 1,165,312.70 is: 1,608,127.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,182.67 : 2,942,405.03 = 1,165,312.70 : x
  2. Step 2: Convert to fraction form
    2,132,182.67/2,942,405.03 = 1,165,312.70/x
  3. Step 3: Cross multiply
    2,132,182.67x = 2,942,405.03 × 1,165,312.70
  4. Step 4: Simplify right side
    2,132,182.67x = 3,428,821,950,002.88
  5. Step 5: Solve for x
    x = 3,428,821,950,002.88/2,132,182.67
  6. Step 6: Final answer
    x = 1,608,127.67

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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.