Home / 2,921,609.45-4,031,812.56-1,632,450.81

Finding the Fourth Proportional to 2,921,609.45, 4,031,812.56 and 1,632,450.81

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Solution

The fourth proportional to 2,921,609.45, 4,031,812.56 and 1,632,450.81 is: 2,252,777.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,609.45 : 4,031,812.56 = 1,632,450.81 : x
  2. Step 2: Convert to fraction form
    2,921,609.45/4,031,812.56 = 1,632,450.81/x
  3. Step 3: Cross multiply
    2,921,609.45x = 4,031,812.56 × 1,632,450.81
  4. Step 4: Simplify right side
    2,921,609.45x = 6,581,735,700,581.16
  5. Step 5: Solve for x
    x = 6,581,735,700,581.16/2,921,609.45
  6. Step 6: Final answer
    x = 2,252,777.38

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1.5x scale

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.