Home / 1,066,837.16-1,600,414.86-392,866.64

Finding the Fourth Proportional to 1,066,837.16, 1,600,414.86 and 392,866.64

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Solution

The fourth proportional to 1,066,837.16, 1,600,414.86 and 392,866.64 is: 589,358.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,837.16 : 1,600,414.86 = 392,866.64 : x
  2. Step 2: Convert to fraction form
    1,066,837.16/1,600,414.86 = 392,866.64/x
  3. Step 3: Cross multiply
    1,066,837.16x = 1,600,414.86 × 392,866.64
  4. Step 4: Simplify right side
    1,066,837.16x = 628,749,608,654.27
  5. Step 5: Solve for x
    x = 628,749,608,654.27/1,066,837.16
  6. Step 6: Final answer
    x = 589,358.56

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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.