Home / 965,690.40-1,447,959.60-591,981.60

Finding the Fourth Proportional to 965,690.40, 1,447,959.60 and 591,981.60

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Solution

The fourth proportional to 965,690.40, 1,447,959.60 and 591,981.60 is: 887,619.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,690.40 : 1,447,959.60 = 591,981.60 : x
  2. Step 2: Convert to fraction form
    965,690.40/1,447,959.60 = 591,981.60/x
  3. Step 3: Cross multiply
    965,690.40x = 1,447,959.60 × 591,981.60
  4. Step 4: Simplify right side
    965,690.40x = 857,165,440,743.36
  5. Step 5: Solve for x
    x = 857,165,440,743.36/965,690.40
  6. Step 6: Final answer
    x = 887,619.30

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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.