Home / 1,392,838.32-2,089,443.24-551,193.24

Finding the Fourth Proportional to 1,392,838.32, 2,089,443.24 and 551,193.24

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Solution

The fourth proportional to 1,392,838.32, 2,089,443.24 and 551,193.24 is: 826,863.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,392,838.32 : 2,089,443.24 = 551,193.24 : x
  2. Step 2: Convert to fraction form
    1,392,838.32/2,089,443.24 = 551,193.24/x
  3. Step 3: Cross multiply
    1,392,838.32x = 2,089,443.24 × 551,193.24
  4. Step 4: Simplify right side
    1,392,838.32x = 1,151,686,989,251.70
  5. Step 5: Solve for x
    x = 1,151,686,989,251.70/1,392,838.32
  6. Step 6: Final answer
    x = 826,863.37

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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.