Home / 1,686,342.44-2,529,546.60-620,836.04

Finding the Fourth Proportional to 1,686,342.44, 2,529,546.60 and 620,836.04

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Solution

The fourth proportional to 1,686,342.44, 2,529,546.60 and 620,836.04 is: 931,266.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,342.44 : 2,529,546.60 = 620,836.04 : x
  2. Step 2: Convert to fraction form
    1,686,342.44/2,529,546.60 = 620,836.04/x
  3. Step 3: Cross multiply
    1,686,342.44x = 2,529,546.60 × 620,836.04
  4. Step 4: Simplify right side
    1,686,342.44x = 1,570,433,694,139.46
  5. Step 5: Solve for x
    x = 1,570,433,694,139.46/1,686,342.44
  6. Step 6: Final answer
    x = 931,266.19

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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.