Home / 1,833,971.83-2,750,072.92-768,727.87

Finding the Fourth Proportional to 1,833,971.83, 2,750,072.92 and 768,727.87

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Solution

The fourth proportional to 1,833,971.83, 2,750,072.92 and 768,727.87 is: 1,152,720.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,833,971.83 : 2,750,072.92 = 768,727.87 : x
  2. Step 2: Convert to fraction form
    1,833,971.83/2,750,072.92 = 768,727.87/x
  3. Step 3: Cross multiply
    1,833,971.83x = 2,750,072.92 × 768,727.87
  4. Step 4: Simplify right side
    1,833,971.83x = 2,114,057,689,339.28
  5. Step 5: Solve for x
    x = 2,114,057,689,339.28/1,833,971.83
  6. Step 6: Final answer
    x = 1,152,720.92

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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.