Home / 1,874,021.85-2,812,189.14-736,584.21

Finding the Fourth Proportional to 1,874,021.85, 2,812,189.14 and 736,584.21

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Solution

The fourth proportional to 1,874,021.85, 2,812,189.14 and 736,584.21 is: 1,105,330.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,021.85 : 2,812,189.14 = 736,584.21 : x
  2. Step 2: Convert to fraction form
    1,874,021.85/2,812,189.14 = 736,584.21/x
  3. Step 3: Cross multiply
    1,874,021.85x = 2,812,189.14 × 736,584.21
  4. Step 4: Simplify right side
    1,874,021.85x = 2,071,414,116,057.48
  5. Step 5: Solve for x
    x = 2,071,414,116,057.48/1,874,021.85
  6. Step 6: Final answer
    x = 1,105,330.82

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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.