Home / 1,639,116.57-2,261,924.99-904,099.97

Finding the Fourth Proportional to 1,639,116.57, 2,261,924.99 and 904,099.97

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Solution

The fourth proportional to 1,639,116.57, 2,261,924.99 and 904,099.97 is: 1,247,627.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,116.57 : 2,261,924.99 = 904,099.97 : x
  2. Step 2: Convert to fraction form
    1,639,116.57/2,261,924.99 = 904,099.97/x
  3. Step 3: Cross multiply
    1,639,116.57x = 2,261,924.99 × 904,099.97
  4. Step 4: Simplify right side
    1,639,116.57x = 2,045,006,299,771.13
  5. Step 5: Solve for x
    x = 2,045,006,299,771.13/1,639,116.57
  6. Step 6: Final answer
    x = 1,247,627.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.