Home / 1,330,627.31-1,995,912.32-371,057.37

Finding the Fourth Proportional to 1,330,627.31, 1,995,912.32 and 371,057.37

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Solution

The fourth proportional to 1,330,627.31, 1,995,912.32 and 371,057.37 is: 556,578.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,627.31 : 1,995,912.32 = 371,057.37 : x
  2. Step 2: Convert to fraction form
    1,330,627.31/1,995,912.32 = 371,057.37/x
  3. Step 3: Cross multiply
    1,330,627.31x = 1,995,912.32 × 371,057.37
  4. Step 4: Simplify right side
    1,330,627.31x = 740,597,974,354.51
  5. Step 5: Solve for x
    x = 740,597,974,354.51/1,330,627.31
  6. Step 6: Final answer
    x = 556,578.07

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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.