Home / 882,191.60-1,323,287.40-805,209.20

Finding the Fourth Proportional to 882,191.60, 1,323,287.40 and 805,209.20

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Solution

The fourth proportional to 882,191.60, 1,323,287.40 and 805,209.20 is: 1,207,813.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,191.60 : 1,323,287.40 = 805,209.20 : x
  2. Step 2: Convert to fraction form
    882,191.60/1,323,287.40 = 805,209.20/x
  3. Step 3: Cross multiply
    882,191.60x = 1,323,287.40 × 805,209.20
  4. Step 4: Simplify right side
    882,191.60x = 1,065,523,188,724.08
  5. Step 5: Solve for x
    x = 1,065,523,188,724.08/882,191.60
  6. Step 6: Final answer
    x = 1,207,813.80

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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.