Home / 1,997,256.45-2,996,049.56-649,388.37

Finding the Fourth Proportional to 1,997,256.45, 2,996,049.56 and 649,388.37

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Solution

The fourth proportional to 1,997,256.45, 2,996,049.56 and 649,388.37 is: 974,136.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,256.45 : 2,996,049.56 = 649,388.37 : x
  2. Step 2: Convert to fraction form
    1,997,256.45/2,996,049.56 = 649,388.37/x
  3. Step 3: Cross multiply
    1,997,256.45x = 2,996,049.56 × 649,388.37
  4. Step 4: Simplify right side
    1,997,256.45x = 1,945,599,736,960.68
  5. Step 5: Solve for x
    x = 1,945,599,736,960.68/1,997,256.45
  6. Step 6: Final answer
    x = 974,136.16

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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.