Home / 1,136,487.70-1,702,858.21-1,019,293.66

Finding the Fourth Proportional to 1,136,487.70, 1,702,858.21 and 1,019,293.66

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Solution

The fourth proportional to 1,136,487.70, 1,702,858.21 and 1,019,293.66 is: 1,527,260.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,487.70 : 1,702,858.21 = 1,019,293.66 : x
  2. Step 2: Convert to fraction form
    1,136,487.70/1,702,858.21 = 1,019,293.66/x
  3. Step 3: Cross multiply
    1,136,487.70x = 1,702,858.21 × 1,019,293.66
  4. Step 4: Simplify right side
    1,136,487.70x = 1,735,712,576,912.29
  5. Step 5: Solve for x
    x = 1,735,712,576,912.29/1,136,487.70
  6. Step 6: Final answer
    x = 1,527,260.33

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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.