Home / 933,986.55-1,400,979.83-842,460.60

Finding the Fourth Proportional to 933,986.55, 1,400,979.83 and 842,460.60

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Solution

The fourth proportional to 933,986.55, 1,400,979.83 and 842,460.60 is: 1,263,690.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,986.55 : 1,400,979.83 = 842,460.60 : x
  2. Step 2: Convert to fraction form
    933,986.55/1,400,979.83 = 842,460.60/x
  3. Step 3: Cross multiply
    933,986.55x = 1,400,979.83 × 842,460.60
  4. Step 4: Simplify right side
    933,986.55x = 1,180,270,303,957.40
  5. Step 5: Solve for x
    x = 1,180,270,303,957.40/933,986.55
  6. Step 6: Final answer
    x = 1,263,690.90

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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.