Home / 1,992,019.47-2,988,026.46-794,782.55

Finding the Fourth Proportional to 1,992,019.47, 2,988,026.46 and 794,782.55

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Solution

The fourth proportional to 1,992,019.47, 2,988,026.46 and 794,782.55 is: 1,192,172.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,019.47 : 2,988,026.46 = 794,782.55 : x
  2. Step 2: Convert to fraction form
    1,992,019.47/2,988,026.46 = 794,782.55/x
  3. Step 3: Cross multiply
    1,992,019.47x = 2,988,026.46 × 794,782.55
  4. Step 4: Simplify right side
    1,992,019.47x = 2,374,831,274,406.14
  5. Step 5: Solve for x
    x = 2,374,831,274,406.14/1,992,019.47
  6. Step 6: Final answer
    x = 1,192,172.72

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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.