Home / 2,079,160.86-2,869,251.99-1,161,428.67

Finding the Fourth Proportional to 2,079,160.86, 2,869,251.99 and 1,161,428.67

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Solution

The fourth proportional to 2,079,160.86, 2,869,251.99 and 1,161,428.67 is: 1,602,777.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,160.86 : 2,869,251.99 = 1,161,428.67 : x
  2. Step 2: Convert to fraction form
    2,079,160.86/2,869,251.99 = 1,161,428.67/x
  3. Step 3: Cross multiply
    2,079,160.86x = 2,869,251.99 × 1,161,428.67
  4. Step 4: Simplify right side
    2,079,160.86x = 3,332,431,522,640.55
  5. Step 5: Solve for x
    x = 3,332,431,522,640.55/2,079,160.86
  6. Step 6: Final answer
    x = 1,602,777.15

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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.