Home / 1,322,762.12-1,825,402.74-719,150.12

Finding the Fourth Proportional to 1,322,762.12, 1,825,402.74 and 719,150.12

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Solution

The fourth proportional to 1,322,762.12, 1,825,402.74 and 719,150.12 is: 992,422.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,762.12 : 1,825,402.74 = 719,150.12 : x
  2. Step 2: Convert to fraction form
    1,322,762.12/1,825,402.74 = 719,150.12/x
  3. Step 3: Cross multiply
    1,322,762.12x = 1,825,402.74 × 719,150.12
  4. Step 4: Simplify right side
    1,322,762.12x = 1,312,738,599,519.33
  5. Step 5: Solve for x
    x = 1,312,738,599,519.33/1,322,762.12
  6. Step 6: Final answer
    x = 992,422.28

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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.