Home / 1,988,725.50-2,983,206.14-622,754.69

Finding the Fourth Proportional to 1,988,725.50, 2,983,206.14 and 622,754.69

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Solution

The fourth proportional to 1,988,725.50, 2,983,206.14 and 622,754.69 is: 934,168.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,988,725.50 : 2,983,206.14 = 622,754.69 : x
  2. Step 2: Convert to fraction form
    1,988,725.50/2,983,206.14 = 622,754.69/x
  3. Step 3: Cross multiply
    1,988,725.50x = 2,983,206.14 × 622,754.69
  4. Step 4: Simplify right side
    1,988,725.50x = 1,857,805,601,562.65
  5. Step 5: Solve for x
    x = 1,857,805,601,562.65/1,988,725.50
  6. Step 6: Final answer
    x = 934,168.94

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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.