Home / 1,996,221.96-2,995,190.76-648,797.46

Finding the Fourth Proportional to 1,996,221.96, 2,995,190.76 and 648,797.46

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Solution

The fourth proportional to 1,996,221.96, 2,995,190.76 and 648,797.46 is: 973,474.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,221.96 : 2,995,190.76 = 648,797.46 : x
  2. Step 2: Convert to fraction form
    1,996,221.96/2,995,190.76 = 648,797.46/x
  3. Step 3: Cross multiply
    1,996,221.96x = 2,995,190.76 × 648,797.46
  4. Step 4: Simplify right side
    1,996,221.96x = 1,943,272,157,303.47
  5. Step 5: Solve for x
    x = 1,943,272,157,303.47/1,996,221.96
  6. Step 6: Final answer
    x = 973,474.99

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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.