Home / 1,454,021.28-2,174,956.94-1,021,708.46

Finding the Fourth Proportional to 1,454,021.28, 2,174,956.94 and 1,021,708.46

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Solution

The fourth proportional to 1,454,021.28, 2,174,956.94 and 1,021,708.46 is: 1,528,293.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,021.28 : 2,174,956.94 = 1,021,708.46 : x
  2. Step 2: Convert to fraction form
    1,454,021.28/2,174,956.94 = 1,021,708.46/x
  3. Step 3: Cross multiply
    1,454,021.28x = 2,174,956.94 × 1,021,708.46
  4. Step 4: Simplify right side
    1,454,021.28x = 2,222,171,897,413.20
  5. Step 5: Solve for x
    x = 2,222,171,897,413.20/1,454,021.28
  6. Step 6: Final answer
    x = 1,528,293.93

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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.