Home / 1,284,700.38-1,926,900.44-516,166.94

Finding the Fourth Proportional to 1,284,700.38, 1,926,900.44 and 516,166.94

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Solution

The fourth proportional to 1,284,700.38, 1,926,900.44 and 516,166.94 is: 774,190.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,700.38 : 1,926,900.44 = 516,166.94 : x
  2. Step 2: Convert to fraction form
    1,284,700.38/1,926,900.44 = 516,166.94/x
  3. Step 3: Cross multiply
    1,284,700.38x = 1,926,900.44 × 516,166.94
  4. Step 4: Simplify right side
    1,284,700.38x = 994,602,291,584.12
  5. Step 5: Solve for x
    x = 994,602,291,584.12/1,284,700.38
  6. Step 6: Final answer
    x = 774,190.08

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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.