Home / 1,899,045.72-2,848,568.57-636,869.70

Finding the Fourth Proportional to 1,899,045.72, 2,848,568.57 and 636,869.70

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Solution

The fourth proportional to 1,899,045.72, 2,848,568.57 and 636,869.70 is: 955,304.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,045.72 : 2,848,568.57 = 636,869.70 : x
  2. Step 2: Convert to fraction form
    1,899,045.72/2,848,568.57 = 636,869.70/x
  3. Step 3: Cross multiply
    1,899,045.72x = 2,848,568.57 × 636,869.70
  4. Step 4: Simplify right side
    1,899,045.72x = 1,814,167,010,605.33
  5. Step 5: Solve for x
    x = 1,814,167,010,605.33/1,899,045.72
  6. Step 6: Final answer
    x = 955,304.55

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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.