Home / 1,004,119.50-1,385,694.63-551,420.22

Finding the Fourth Proportional to 1,004,119.50, 1,385,694.63 and 551,420.22

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Solution

The fourth proportional to 1,004,119.50, 1,385,694.63 and 551,420.22 is: 760,965.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,119.50 : 1,385,694.63 = 551,420.22 : x
  2. Step 2: Convert to fraction form
    1,004,119.50/1,385,694.63 = 551,420.22/x
  3. Step 3: Cross multiply
    1,004,119.50x = 1,385,694.63 × 551,420.22
  4. Step 4: Simplify right side
    1,004,119.50x = 764,100,037,727.42
  5. Step 5: Solve for x
    x = 764,100,037,727.42/1,004,119.50
  6. Step 6: Final answer
    x = 760,965.24

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Double scale
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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.