Home / 2,114,390.34-2,917,857.49-1,196,602.81

Finding the Fourth Proportional to 2,114,390.34, 2,917,857.49 and 1,196,602.81

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Solution

The fourth proportional to 2,114,390.34, 2,917,857.49 and 1,196,602.81 is: 1,651,311.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,390.34 : 2,917,857.49 = 1,196,602.81 : x
  2. Step 2: Convert to fraction form
    2,114,390.34/2,917,857.49 = 1,196,602.81/x
  3. Step 3: Cross multiply
    2,114,390.34x = 2,917,857.49 × 1,196,602.81
  4. Step 4: Simplify right side
    2,114,390.34x = 3,491,516,471,713.55
  5. Step 5: Solve for x
    x = 3,491,516,471,713.55/2,114,390.34
  6. Step 6: Final answer
    x = 1,651,311.21

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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.