Home / 1,397,958.02-2,097,377.48-499,379.87

Finding the Fourth Proportional to 1,397,958.02, 2,097,377.48 and 499,379.87

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Solution

The fourth proportional to 1,397,958.02, 2,097,377.48 and 499,379.87 is: 749,227.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,958.02 : 2,097,377.48 = 499,379.87 : x
  2. Step 2: Convert to fraction form
    1,397,958.02/2,097,377.48 = 499,379.87/x
  3. Step 3: Cross multiply
    1,397,958.02x = 2,097,377.48 × 499,379.87
  4. Step 4: Simplify right side
    1,397,958.02x = 1,047,388,087,997.47
  5. Step 5: Solve for x
    x = 1,047,388,087,997.47/1,397,958.02
  6. Step 6: Final answer
    x = 749,227.14

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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.