Home / 1,825,193.10-2,735,858.99-687,463.03

Finding the Fourth Proportional to 1,825,193.10, 2,735,858.99 and 687,463.03

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Solution

The fourth proportional to 1,825,193.10, 2,735,858.99 and 687,463.03 is: 1,030,467.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825,193.10 : 2,735,858.99 = 687,463.03 : x
  2. Step 2: Convert to fraction form
    1,825,193.10/2,735,858.99 = 687,463.03/x
  3. Step 3: Cross multiply
    1,825,193.10x = 2,735,858.99 × 687,463.03
  4. Step 4: Simplify right side
    1,825,193.10x = 1,880,801,912,189.64
  5. Step 5: Solve for x
    x = 1,880,801,912,189.64/1,825,193.10
  6. Step 6: Final answer
    x = 1,030,467.36

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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.