Home / 1,605,322.60-2,405,942.70-657,622.60

Finding the Fourth Proportional to 1,605,322.60, 2,405,942.70 and 657,622.60

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Solution

The fourth proportional to 1,605,322.60, 2,405,942.70 and 657,622.60 is: 985,597.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,322.60 : 2,405,942.70 = 657,622.60 : x
  2. Step 2: Convert to fraction form
    1,605,322.60/2,405,942.70 = 657,622.60/x
  3. Step 3: Cross multiply
    1,605,322.60x = 2,405,942.70 × 657,622.60
  4. Step 4: Simplify right side
    1,605,322.60x = 1,582,202,293,825.02
  5. Step 5: Solve for x
    x = 1,582,202,293,825.02/1,605,322.60
  6. Step 6: Final answer
    x = 985,597.72

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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.