Home / 1,811,516.10-2,718,012.24-913,216.74

Finding the Fourth Proportional to 1,811,516.10, 2,718,012.24 and 913,216.74

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Solution

The fourth proportional to 1,811,516.10, 2,718,012.24 and 913,216.74 is: 1,370,197.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,516.10 : 2,718,012.24 = 913,216.74 : x
  2. Step 2: Convert to fraction form
    1,811,516.10/2,718,012.24 = 913,216.74/x
  3. Step 3: Cross multiply
    1,811,516.10x = 2,718,012.24 × 913,216.74
  4. Step 4: Simplify right side
    1,811,516.10x = 2,482,134,277,092.90
  5. Step 5: Solve for x
    x = 2,482,134,277,092.90/1,811,516.10
  6. Step 6: Final answer
    x = 1,370,197.19

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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.