Home / 2,718,082.20-4,077,147.78-824,823.54

Finding the Fourth Proportional to 2,718,082.20, 4,077,147.78 and 824,823.54

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Solution

The fourth proportional to 2,718,082.20, 4,077,147.78 and 824,823.54 is: 1,237,242.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718,082.20 : 4,077,147.78 = 824,823.54 : x
  2. Step 2: Convert to fraction form
    2,718,082.20/4,077,147.78 = 824,823.54/x
  3. Step 3: Cross multiply
    2,718,082.20x = 4,077,147.78 × 824,823.54
  4. Step 4: Simplify right side
    2,718,082.20x = 3,362,927,465,002.74
  5. Step 5: Solve for x
    x = 3,362,927,465,002.74/2,718,082.20
  6. Step 6: Final answer
    x = 1,237,242.74

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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.