Home / 1,190,613.87-1,786,166.82-391,943.34

Finding the Fourth Proportional to 1,190,613.87, 1,786,166.82 and 391,943.34

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Solution

The fourth proportional to 1,190,613.87, 1,786,166.82 and 391,943.34 is: 587,996.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,613.87 : 1,786,166.82 = 391,943.34 : x
  2. Step 2: Convert to fraction form
    1,190,613.87/1,786,166.82 = 391,943.34/x
  3. Step 3: Cross multiply
    1,190,613.87x = 1,786,166.82 × 391,943.34
  4. Step 4: Simplify right side
    1,190,613.87x = 700,076,189,227.98
  5. Step 5: Solve for x
    x = 700,076,189,227.98/1,190,613.87
  6. Step 6: Final answer
    x = 587,996.00

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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.