Home / 1,051,711.50-1,576,935.81-482,379.42

Finding the Fourth Proportional to 1,051,711.50, 1,576,935.81 and 482,379.42

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Solution

The fourth proportional to 1,051,711.50, 1,576,935.81 and 482,379.42 is: 723,279.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,711.50 : 1,576,935.81 = 482,379.42 : x
  2. Step 2: Convert to fraction form
    1,051,711.50/1,576,935.81 = 482,379.42/x
  3. Step 3: Cross multiply
    1,051,711.50x = 1,576,935.81 × 482,379.42
  4. Step 4: Simplify right side
    1,051,711.50x = 760,681,381,405.03
  5. Step 5: Solve for x
    x = 760,681,381,405.03/1,051,711.50
  6. Step 6: Final answer
    x = 723,279.51

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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.