Home / 1,181,286.00-1,630,330.14-665,140.48

Finding the Fourth Proportional to 1,181,286.00, 1,630,330.14 and 665,140.48

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Solution

The fourth proportional to 1,181,286.00, 1,630,330.14 and 665,140.48 is: 917,981.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,286.00 : 1,630,330.14 = 665,140.48 : x
  2. Step 2: Convert to fraction form
    1,181,286.00/1,630,330.14 = 665,140.48/x
  3. Step 3: Cross multiply
    1,181,286.00x = 1,630,330.14 × 665,140.48
  4. Step 4: Simplify right side
    1,181,286.00x = 1,084,398,570,296.52
  5. Step 5: Solve for x
    x = 1,084,398,570,296.52/1,181,286.00
  6. Step 6: Final answer
    x = 917,981.39

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.