Home / 1,686,228.03-2,529,318.58-406,824.83

Finding the Fourth Proportional to 1,686,228.03, 2,529,318.58 and 406,824.83

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Solution

The fourth proportional to 1,686,228.03, 2,529,318.58 and 406,824.83 is: 610,231.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,228.03 : 2,529,318.58 = 406,824.83 : x
  2. Step 2: Convert to fraction form
    1,686,228.03/2,529,318.58 = 406,824.83/x
  3. Step 3: Cross multiply
    1,686,228.03x = 2,529,318.58 × 406,824.83
  4. Step 4: Simplify right side
    1,686,228.03x = 1,028,989,598,289.83
  5. Step 5: Solve for x
    x = 1,028,989,598,289.83/1,686,228.03
  6. Step 6: Final answer
    x = 610,231.58

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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.