Home / 1,811,354.27-2,716,864.81-613,139.63

Finding the Fourth Proportional to 1,811,354.27, 2,716,864.81 and 613,139.63

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Solution

The fourth proportional to 1,811,354.27, 2,716,864.81 and 613,139.63 is: 919,653.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,354.27 : 2,716,864.81 = 613,139.63 : x
  2. Step 2: Convert to fraction form
    1,811,354.27/2,716,864.81 = 613,139.63/x
  3. Step 3: Cross multiply
    1,811,354.27x = 2,716,864.81 × 613,139.63
  4. Step 4: Simplify right side
    1,811,354.27x = 1,665,817,469,246.25
  5. Step 5: Solve for x
    x = 1,665,817,469,246.25/1,811,354.27
  6. Step 6: Final answer
    x = 919,653.05

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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.