Home / 2,149,945.38-3,225,384.63-653,998.50

Finding the Fourth Proportional to 2,149,945.38, 3,225,384.63 and 653,998.50

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Solution

The fourth proportional to 2,149,945.38, 3,225,384.63 and 653,998.50 is: 981,139.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149,945.38 : 3,225,384.63 = 653,998.50 : x
  2. Step 2: Convert to fraction form
    2,149,945.38/3,225,384.63 = 653,998.50/x
  3. Step 3: Cross multiply
    2,149,945.38x = 3,225,384.63 × 653,998.50
  4. Step 4: Simplify right side
    2,149,945.38x = 2,109,396,709,943.06
  5. Step 5: Solve for x
    x = 2,109,396,709,943.06/2,149,945.38
  6. Step 6: Final answer
    x = 981,139.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.