Home / 1,755,129.68-2,632,792.98-492,858.89

Finding the Fourth Proportional to 1,755,129.68, 2,632,792.98 and 492,858.89

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Solution

The fourth proportional to 1,755,129.68, 2,632,792.98 and 492,858.89 is: 739,315.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,129.68 : 2,632,792.98 = 492,858.89 : x
  2. Step 2: Convert to fraction form
    1,755,129.68/2,632,792.98 = 492,858.89/x
  3. Step 3: Cross multiply
    1,755,129.68x = 2,632,792.98 × 492,858.89
  4. Step 4: Simplify right side
    1,755,129.68x = 1,297,595,425,722.59
  5. Step 5: Solve for x
    x = 1,297,595,425,722.59/1,755,129.68
  6. Step 6: Final answer
    x = 739,315.98

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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.