Home / 1,322,242.72-1,982,200.84-524,084.51

Finding the Fourth Proportional to 1,322,242.72, 1,982,200.84 and 524,084.51

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Solution

The fourth proportional to 1,322,242.72, 1,982,200.84 and 524,084.51 is: 785,665.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,242.72 : 1,982,200.84 = 524,084.51 : x
  2. Step 2: Convert to fraction form
    1,322,242.72/1,982,200.84 = 524,084.51/x
  3. Step 3: Cross multiply
    1,322,242.72x = 1,982,200.84 × 524,084.51
  4. Step 4: Simplify right side
    1,322,242.72x = 1,038,840,755,952.99
  5. Step 5: Solve for x
    x = 1,038,840,755,952.99/1,322,242.72
  6. Step 6: Final answer
    x = 785,665.70

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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.