Home / 1,719,112.24-2,579,413.56-654,456.88

Finding the Fourth Proportional to 1,719,112.24, 2,579,413.56 and 654,456.88

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Solution

The fourth proportional to 1,719,112.24, 2,579,413.56 and 654,456.88 is: 981,969.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,112.24 : 2,579,413.56 = 654,456.88 : x
  2. Step 2: Convert to fraction form
    1,719,112.24/2,579,413.56 = 654,456.88/x
  3. Step 3: Cross multiply
    1,719,112.24x = 2,579,413.56 × 654,456.88
  4. Step 4: Simplify right side
    1,719,112.24x = 1,688,114,950,707.29
  5. Step 5: Solve for x
    x = 1,688,114,950,707.29/1,719,112.24
  6. Step 6: Final answer
    x = 981,969.01

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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.