Home / 884,009.90-1,322,904.45-809,360.30

Finding the Fourth Proportional to 884,009.90, 1,322,904.45 and 809,360.30

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Solution

The fourth proportional to 884,009.90, 1,322,904.45 and 809,360.30 is: 1,211,192.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,009.90 : 1,322,904.45 = 809,360.30 : x
  2. Step 2: Convert to fraction form
    884,009.90/1,322,904.45 = 809,360.30/x
  3. Step 3: Cross multiply
    884,009.90x = 1,322,904.45 × 809,360.30
  4. Step 4: Simplify right side
    884,009.90x = 1,070,706,342,523.34
  5. Step 5: Solve for x
    x = 1,070,706,342,523.34/884,009.90
  6. Step 6: Final answer
    x = 1,211,192.71

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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.