Home / 1,707,991.86-2,357,078.86-933,665.46

Finding the Fourth Proportional to 1,707,991.86, 2,357,078.86 and 933,665.46

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Solution

The fourth proportional to 1,707,991.86, 2,357,078.86 and 933,665.46 is: 1,288,485.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,707,991.86 : 2,357,078.86 = 933,665.46 : x
  2. Step 2: Convert to fraction form
    1,707,991.86/2,357,078.86 = 933,665.46/x
  3. Step 3: Cross multiply
    1,707,991.86x = 2,357,078.86 × 933,665.46
  4. Step 4: Simplify right side
    1,707,991.86x = 2,200,723,118,078.18
  5. Step 5: Solve for x
    x = 2,200,723,118,078.18/1,707,991.86
  6. Step 6: Final answer
    x = 1,288,485.72

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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.