Home / 1,868,050.62-2,802,318.93-670,104.36

Finding the Fourth Proportional to 1,868,050.62, 2,802,318.93 and 670,104.36

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Solution

The fourth proportional to 1,868,050.62, 2,802,318.93 and 670,104.36 is: 1,005,243.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,050.62 : 2,802,318.93 = 670,104.36 : x
  2. Step 2: Convert to fraction form
    1,868,050.62/2,802,318.93 = 670,104.36/x
  3. Step 3: Cross multiply
    1,868,050.62x = 2,802,318.93 × 670,104.36
  4. Step 4: Simplify right side
    1,868,050.62x = 1,877,846,133,103.54
  5. Step 5: Solve for x
    x = 1,877,846,133,103.54/1,868,050.62
  6. Step 6: Final answer
    x = 1,005,243.71

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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.