Home / 2,819,935.92-3,891,516.54-1,530,777.18

Finding the Fourth Proportional to 2,819,935.92, 3,891,516.54 and 1,530,777.18

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Solution

The fourth proportional to 2,819,935.92, 3,891,516.54 and 1,530,777.18 is: 2,112,475.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,935.92 : 3,891,516.54 = 1,530,777.18 : x
  2. Step 2: Convert to fraction form
    2,819,935.92/3,891,516.54 = 1,530,777.18/x
  3. Step 3: Cross multiply
    2,819,935.92x = 3,891,516.54 × 1,530,777.18
  4. Step 4: Simplify right side
    2,819,935.92x = 5,957,044,715,024.56
  5. Step 5: Solve for x
    x = 5,957,044,715,024.56/2,819,935.92
  6. Step 6: Final answer
    x = 2,112,475.21

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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.