Home / 1,229,527.80-1,842,323.40-808,311.60

Finding the Fourth Proportional to 1,229,527.80, 1,842,323.40 and 808,311.60

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Solution

The fourth proportional to 1,229,527.80, 1,842,323.40 and 808,311.60 is: 1,211,173.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,527.80 : 1,842,323.40 = 808,311.60 : x
  2. Step 2: Convert to fraction form
    1,229,527.80/1,842,323.40 = 808,311.60/x
  3. Step 3: Cross multiply
    1,229,527.80x = 1,842,323.40 × 808,311.60
  4. Step 4: Simplify right side
    1,229,527.80x = 1,489,171,375,171.44
  5. Step 5: Solve for x
    x = 1,489,171,375,171.44/1,229,527.80
  6. Step 6: Final answer
    x = 1,211,173.41

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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.