Home / 1,222,556.58-1,833,748.26-323,978.40

Finding the Fourth Proportional to 1,222,556.58, 1,833,748.26 and 323,978.40

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Solution

The fourth proportional to 1,222,556.58, 1,833,748.26 and 323,978.40 is: 485,944.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,556.58 : 1,833,748.26 = 323,978.40 : x
  2. Step 2: Convert to fraction form
    1,222,556.58/1,833,748.26 = 323,978.40/x
  3. Step 3: Cross multiply
    1,222,556.58x = 1,833,748.26 × 323,978.40
  4. Step 4: Simplify right side
    1,222,556.58x = 594,094,827,277.58
  5. Step 5: Solve for x
    x = 594,094,827,277.58/1,222,556.58
  6. Step 6: Final answer
    x = 485,944.65

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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.