Home / 2,114,379.11-2,917,844.64-1,147,509.38

Finding the Fourth Proportional to 2,114,379.11, 2,917,844.64 and 1,147,509.38

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Solution

The fourth proportional to 2,114,379.11, 2,917,844.64 and 1,147,509.38 is: 1,583,563.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,379.11 : 2,917,844.64 = 1,147,509.38 : x
  2. Step 2: Convert to fraction form
    2,114,379.11/2,917,844.64 = 1,147,509.38/x
  3. Step 3: Cross multiply
    2,114,379.11x = 2,917,844.64 × 1,147,509.38
  4. Step 4: Simplify right side
    2,114,379.11x = 3,348,254,105,380.50
  5. Step 5: Solve for x
    x = 3,348,254,105,380.50/2,114,379.11
  6. Step 6: Final answer
    x = 1,583,563.74

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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.