Home / 1,159,991.30-1,738,604.55-486,071.30

Finding the Fourth Proportional to 1,159,991.30, 1,738,604.55 and 486,071.30

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Solution

The fourth proportional to 1,159,991.30, 1,738,604.55 and 486,071.30 is: 728,527.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,991.30 : 1,738,604.55 = 486,071.30 : x
  2. Step 2: Convert to fraction form
    1,159,991.30/1,738,604.55 = 486,071.30/x
  3. Step 3: Cross multiply
    1,159,991.30x = 1,738,604.55 × 486,071.30
  4. Step 4: Simplify right side
    1,159,991.30x = 845,085,773,804.42
  5. Step 5: Solve for x
    x = 845,085,773,804.42/1,159,991.30
  6. Step 6: Final answer
    x = 728,527.68

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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.