Home / 1,139,550.42-1,708,827.39-540,682.74

Finding the Fourth Proportional to 1,139,550.42, 1,708,827.39 and 540,682.74

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Solution

The fourth proportional to 1,139,550.42, 1,708,827.39 and 540,682.74 is: 810,787.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,550.42 : 1,708,827.39 = 540,682.74 : x
  2. Step 2: Convert to fraction form
    1,139,550.42/1,708,827.39 = 540,682.74/x
  3. Step 3: Cross multiply
    1,139,550.42x = 1,708,827.39 × 540,682.74
  4. Step 4: Simplify right side
    1,139,550.42x = 923,933,475,412.25
  5. Step 5: Solve for x
    x = 923,933,475,412.25/1,139,550.42
  6. Step 6: Final answer
    x = 810,787.71

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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.