Home / 1,343,665-2,015,614.14-346,393

Finding the Fourth Proportional to 1,343,665, 2,015,614.14 and 346,393

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Solution

The fourth proportional to 1,343,665, 2,015,614.14 and 346,393 is: 519,619.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,665 : 2,015,614.14 = 346,393 : x
  2. Step 2: Convert to fraction form
    1,343,665/2,015,614.14 = 346,393/x
  3. Step 3: Cross multiply
    1,343,665x = 2,015,614.14 × 346,393
  4. Step 4: Simplify right side
    1,343,665x = 698,194,628,797.02
  5. Step 5: Solve for x
    x = 698,194,628,797.02/1,343,665
  6. Step 6: Final answer
    x = 519,619.57

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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.