Home / 2,726,816.80-4,090,186.80-1,230,906.40

Finding the Fourth Proportional to 2,726,816.80, 4,090,186.80 and 1,230,906.40

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Solution

The fourth proportional to 2,726,816.80, 4,090,186.80 and 1,230,906.40 is: 1,846,342.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726,816.80 : 4,090,186.80 = 1,230,906.40 : x
  2. Step 2: Convert to fraction form
    2,726,816.80/4,090,186.80 = 1,230,906.40/x
  3. Step 3: Cross multiply
    2,726,816.80x = 4,090,186.80 × 1,230,906.40
  4. Step 4: Simplify right side
    2,726,816.80x = 5,034,637,109,315.52
  5. Step 5: Solve for x
    x = 5,034,637,109,315.52/2,726,816.80
  6. Step 6: Final answer
    x = 1,846,342.27

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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.