Home / 1,811,354.52-2,716,865.18-613,139.88

Finding the Fourth Proportional to 1,811,354.52, 2,716,865.18 and 613,139.88

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Solution

The fourth proportional to 1,811,354.52, 2,716,865.18 and 613,139.88 is: 919,653.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,354.52 : 2,716,865.18 = 613,139.88 : x
  2. Step 2: Convert to fraction form
    1,811,354.52/2,716,865.18 = 613,139.88/x
  3. Step 3: Cross multiply
    1,811,354.52x = 2,716,865.18 × 613,139.88
  4. Step 4: Simplify right side
    1,811,354.52x = 1,665,818,390,441.38
  5. Step 5: Solve for x
    x = 1,665,818,390,441.38/1,811,354.52
  6. Step 6: Final answer
    x = 919,653.43

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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.