Home / 1,391,824.38-2,088,068.26-493,344.64

Finding the Fourth Proportional to 1,391,824.38, 2,088,068.26 and 493,344.64

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Solution

The fourth proportional to 1,391,824.38, 2,088,068.26 and 493,344.64 is: 740,134.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,391,824.38 : 2,088,068.26 = 493,344.64 : x
  2. Step 2: Convert to fraction form
    1,391,824.38/2,088,068.26 = 493,344.64/x
  3. Step 3: Cross multiply
    1,391,824.38x = 2,088,068.26 × 493,344.64
  4. Step 4: Simplify right side
    1,391,824.38x = 1,030,137,284,025.13
  5. Step 5: Solve for x
    x = 1,030,137,284,025.13/1,391,824.38
  6. Step 6: Final answer
    x = 740,134.53

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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.