Home / 1,256,147.56-1,733,478.82-683,197.30

Finding the Fourth Proportional to 1,256,147.56, 1,733,478.82 and 683,197.30

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Solution

The fourth proportional to 1,256,147.56, 1,733,478.82 and 683,197.30 is: 942,809.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,147.56 : 1,733,478.82 = 683,197.30 : x
  2. Step 2: Convert to fraction form
    1,256,147.56/1,733,478.82 = 683,197.30/x
  3. Step 3: Cross multiply
    1,256,147.56x = 1,733,478.82 × 683,197.30
  4. Step 4: Simplify right side
    1,256,147.56x = 1,184,308,053,733.03
  5. Step 5: Solve for x
    x = 1,184,308,053,733.03/1,256,147.56
  6. Step 6: Final answer
    x = 942,809.66

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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.