Home / 2,158,601.67-3,237,858.03-719,389.59

Finding the Fourth Proportional to 2,158,601.67, 3,237,858.03 and 719,389.59

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Solution

The fourth proportional to 2,158,601.67, 3,237,858.03 and 719,389.59 is: 1,079,069.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158,601.67 : 3,237,858.03 = 719,389.59 : x
  2. Step 2: Convert to fraction form
    2,158,601.67/3,237,858.03 = 719,389.59/x
  3. Step 3: Cross multiply
    2,158,601.67x = 3,237,858.03 × 719,389.59
  4. Step 4: Simplify right side
    2,158,601.67x = 2,329,281,362,872.08
  5. Step 5: Solve for x
    x = 2,329,281,362,872.08/2,158,601.67
  6. Step 6: Final answer
    x = 1,079,069.57

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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.