Home / 1,191,950.57-1,788,145.77-393,287.33

Finding the Fourth Proportional to 1,191,950.57, 1,788,145.77 and 393,287.33

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Solution

The fourth proportional to 1,191,950.57, 1,788,145.77 and 393,287.33 is: 590,003.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,950.57 : 1,788,145.77 = 393,287.33 : x
  2. Step 2: Convert to fraction form
    1,191,950.57/1,788,145.77 = 393,287.33/x
  3. Step 3: Cross multiply
    1,191,950.57x = 1,788,145.77 × 393,287.33
  4. Step 4: Simplify right side
    1,191,950.57x = 703,255,075,534.09
  5. Step 5: Solve for x
    x = 703,255,075,534.09/1,191,950.57
  6. Step 6: Final answer
    x = 590,003.56

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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.