Home / 1,659,355.32-2,289,735.06-934,189.86

Finding the Fourth Proportional to 1,659,355.32, 2,289,735.06 and 934,189.86

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Solution

The fourth proportional to 1,659,355.32, 2,289,735.06 and 934,189.86 is: 1,289,083.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659,355.32 : 2,289,735.06 = 934,189.86 : x
  2. Step 2: Convert to fraction form
    1,659,355.32/2,289,735.06 = 934,189.86/x
  3. Step 3: Cross multiply
    1,659,355.32x = 2,289,735.06 × 934,189.86
  4. Step 4: Simplify right side
    1,659,355.32x = 2,139,047,275,138.49
  5. Step 5: Solve for x
    x = 2,139,047,275,138.49/1,659,355.32
  6. Step 6: Final answer
    x = 1,289,083.33

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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.