Home / 1,768,611.75-2,653,478.37-631,349.57

Finding the Fourth Proportional to 1,768,611.75, 2,653,478.37 and 631,349.57

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Solution

The fourth proportional to 1,768,611.75, 2,653,478.37 and 631,349.57 is: 947,224.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,611.75 : 2,653,478.37 = 631,349.57 : x
  2. Step 2: Convert to fraction form
    1,768,611.75/2,653,478.37 = 631,349.57/x
  3. Step 3: Cross multiply
    1,768,611.75x = 2,653,478.37 × 631,349.57
  4. Step 4: Simplify right side
    1,768,611.75x = 1,675,272,414,636.41
  5. Step 5: Solve for x
    x = 1,675,272,414,636.41/1,768,611.75
  6. Step 6: Final answer
    x = 947,224.52

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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.