Home / 1,498,729.23-2,247,193.47-688,099.22

Finding the Fourth Proportional to 1,498,729.23, 2,247,193.47 and 688,099.22

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Solution

The fourth proportional to 1,498,729.23, 2,247,193.47 and 688,099.22 is: 1,031,735.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,729.23 : 2,247,193.47 = 688,099.22 : x
  2. Step 2: Convert to fraction form
    1,498,729.23/2,247,193.47 = 688,099.22/x
  3. Step 3: Cross multiply
    1,498,729.23x = 2,247,193.47 × 688,099.22
  4. Step 4: Simplify right side
    1,498,729.23x = 1,546,292,062,660.13
  5. Step 5: Solve for x
    x = 1,546,292,062,660.13/1,498,729.23
  6. Step 6: Final answer
    x = 1,031,735.44

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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.