Home / 1,890,874.67-2,837,144.49-992,099.69

Finding the Fourth Proportional to 1,890,874.67, 2,837,144.49 and 992,099.69

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Solution

The fourth proportional to 1,890,874.67, 2,837,144.49 and 992,099.69 is: 1,488,586.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,874.67 : 2,837,144.49 = 992,099.69 : x
  2. Step 2: Convert to fraction form
    1,890,874.67/2,837,144.49 = 992,099.69/x
  3. Step 3: Cross multiply
    1,890,874.67x = 2,837,144.49 × 992,099.69
  4. Step 4: Simplify right side
    1,890,874.67x = 2,814,730,154,828.49
  5. Step 5: Solve for x
    x = 2,814,730,154,828.49/1,890,874.67
  6. Step 6: Final answer
    x = 1,488,586.31

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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.