Home / 1,478,981.53-2,040,994.67-799,918.03

Finding the Fourth Proportional to 1,478,981.53, 2,040,994.67 and 799,918.03

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Solution

The fourth proportional to 1,478,981.53, 2,040,994.67 and 799,918.03 is: 1,103,886.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,981.53 : 2,040,994.67 = 799,918.03 : x
  2. Step 2: Convert to fraction form
    1,478,981.53/2,040,994.67 = 799,918.03/x
  3. Step 3: Cross multiply
    1,478,981.53x = 2,040,994.67 × 799,918.03
  4. Step 4: Simplify right side
    1,478,981.53x = 1,632,628,434,218.55
  5. Step 5: Solve for x
    x = 1,632,628,434,218.55/1,478,981.53
  6. Step 6: Final answer
    x = 1,103,886.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.