Home / 1,004,133.88-1,385,713.74-551,428.12

Finding the Fourth Proportional to 1,004,133.88, 1,385,713.74 and 551,428.12

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Solution

The fourth proportional to 1,004,133.88, 1,385,713.74 and 551,428.12 is: 760,975.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,133.88 : 1,385,713.74 = 551,428.12 : x
  2. Step 2: Convert to fraction form
    1,004,133.88/1,385,713.74 = 551,428.12/x
  3. Step 3: Cross multiply
    1,004,133.88x = 1,385,713.74 × 551,428.12
  4. Step 4: Simplify right side
    1,004,133.88x = 764,121,522,506.37
  5. Step 5: Solve for x
    x = 764,121,522,506.37/1,004,133.88
  6. Step 6: Final answer
    x = 760,975.74

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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.