Home / 1,833,866.79-2,747,221.66-1,200,861.51

Finding the Fourth Proportional to 1,833,866.79, 2,747,221.66 and 1,200,861.51

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Solution

The fourth proportional to 1,833,866.79, 2,747,221.66 and 1,200,861.51 is: 1,798,948.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,833,866.79 : 2,747,221.66 = 1,200,861.51 : x
  2. Step 2: Convert to fraction form
    1,833,866.79/2,747,221.66 = 1,200,861.51/x
  3. Step 3: Cross multiply
    1,833,866.79x = 2,747,221.66 × 1,200,861.51
  4. Step 4: Simplify right side
    1,833,866.79x = 3,299,032,750,932.31
  5. Step 5: Solve for x
    x = 3,299,032,750,932.31/1,833,866.79
  6. Step 6: Final answer
    x = 1,798,948.96

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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.