Home / 1,590,967.07-2,195,997.20-1,039,765.69

Finding the Fourth Proportional to 1,590,967.07, 2,195,997.20 and 1,039,765.69

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Solution

The fourth proportional to 1,590,967.07, 2,195,997.20 and 1,039,765.69 is: 1,435,179.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,967.07 : 2,195,997.20 = 1,039,765.69 : x
  2. Step 2: Convert to fraction form
    1,590,967.07/2,195,997.20 = 1,039,765.69/x
  3. Step 3: Cross multiply
    1,590,967.07x = 2,195,997.20 × 1,039,765.69
  4. Step 4: Simplify right side
    1,590,967.07x = 2,283,322,543,896.07
  5. Step 5: Solve for x
    x = 2,283,322,543,896.07/1,590,967.07
  6. Step 6: Final answer
    x = 1,435,179.01

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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.