Home / 1,700,908.74-2,551,456.26-689,880.60

Finding the Fourth Proportional to 1,700,908.74, 2,551,456.26 and 689,880.60

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Solution

The fourth proportional to 1,700,908.74, 2,551,456.26 and 689,880.60 is: 1,034,858.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,700,908.74 : 2,551,456.26 = 689,880.60 : x
  2. Step 2: Convert to fraction form
    1,700,908.74/2,551,456.26 = 689,880.60/x
  3. Step 3: Cross multiply
    1,700,908.74x = 2,551,456.26 × 689,880.60
  4. Step 4: Simplify right side
    1,700,908.74x = 1,760,200,175,522.56
  5. Step 5: Solve for x
    x = 1,760,200,175,522.56/1,700,908.74
  6. Step 6: Final answer
    x = 1,034,858.68

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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.