Home / 1,073,333.51-1,481,235.91-631,728.05

Finding the Fourth Proportional to 1,073,333.51, 1,481,235.91 and 631,728.05

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Solution

The fourth proportional to 1,073,333.51, 1,481,235.91 and 631,728.05 is: 871,805.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,333.51 : 1,481,235.91 = 631,728.05 : x
  2. Step 2: Convert to fraction form
    1,073,333.51/1,481,235.91 = 631,728.05/x
  3. Step 3: Cross multiply
    1,073,333.51x = 1,481,235.91 × 631,728.05
  4. Step 4: Simplify right side
    1,073,333.51x = 935,738,270,289.21
  5. Step 5: Solve for x
    x = 935,738,270,289.21/1,073,333.51
  6. Step 6: Final answer
    x = 871,805.70

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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.