Home / 2,177,998.52-3,005,710.99-1,197,979.01

Finding the Fourth Proportional to 2,177,998.52, 3,005,710.99 and 1,197,979.01

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Solution

The fourth proportional to 2,177,998.52, 3,005,710.99 and 1,197,979.01 is: 1,653,251.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,998.52 : 3,005,710.99 = 1,197,979.01 : x
  2. Step 2: Convert to fraction form
    2,177,998.52/3,005,710.99 = 1,197,979.01/x
  3. Step 3: Cross multiply
    2,177,998.52x = 3,005,710.99 × 1,197,979.01
  4. Step 4: Simplify right side
    2,177,998.52x = 3,600,778,693,039.99
  5. Step 5: Solve for x
    x = 3,600,778,693,039.99/2,177,998.52
  6. Step 6: Final answer
    x = 1,653,251.21

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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.