Home / 1,219,817.23-1,829,489.25-461,717.88

Finding the Fourth Proportional to 1,219,817.23, 1,829,489.25 and 461,717.88

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Solution

The fourth proportional to 1,219,817.23, 1,829,489.25 and 461,717.88 is: 692,487.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,817.23 : 1,829,489.25 = 461,717.88 : x
  2. Step 2: Convert to fraction form
    1,219,817.23/1,829,489.25 = 461,717.88/x
  3. Step 3: Cross multiply
    1,219,817.23x = 1,829,489.25 × 461,717.88
  4. Step 4: Simplify right side
    1,219,817.23x = 844,707,892,863.65
  5. Step 5: Solve for x
    x = 844,707,892,863.65/1,219,817.23
  6. Step 6: Final answer
    x = 692,487.26

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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.