Home / 1,802,299.45-2,487,173.97-986,507.24

Finding the Fourth Proportional to 1,802,299.45, 2,487,173.97 and 986,507.24

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Solution

The fourth proportional to 1,802,299.45, 2,487,173.97 and 986,507.24 is: 1,361,380.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,299.45 : 2,487,173.97 = 986,507.24 : x
  2. Step 2: Convert to fraction form
    1,802,299.45/2,487,173.97 = 986,507.24/x
  3. Step 3: Cross multiply
    1,802,299.45x = 2,487,173.97 × 986,507.24
  4. Step 4: Simplify right side
    1,802,299.45x = 2,453,615,116,108.67
  5. Step 5: Solve for x
    x = 2,453,615,116,108.67/1,802,299.45
  6. Step 6: Final answer
    x = 1,361,380.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.