Home / 1,224,908.20-1,839,330.60-890,297.20

Finding the Fourth Proportional to 1,224,908.20, 1,839,330.60 and 890,297.20

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Solution

The fourth proportional to 1,224,908.20, 1,839,330.60 and 890,297.20 is: 1,336,876.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,908.20 : 1,839,330.60 = 890,297.20 : x
  2. Step 2: Convert to fraction form
    1,224,908.20/1,839,330.60 = 890,297.20/x
  3. Step 3: Cross multiply
    1,224,908.20x = 1,839,330.60 × 890,297.20
  4. Step 4: Simplify right side
    1,224,908.20x = 1,637,550,883,054.32
  5. Step 5: Solve for x
    x = 1,637,550,883,054.32/1,224,908.20
  6. Step 6: Final answer
    x = 1,336,876.41

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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.