Home / 1,686,627.21-2,327,600.56-922,680.77

Finding the Fourth Proportional to 1,686,627.21, 2,327,600.56 and 922,680.77

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Solution

The fourth proportional to 1,686,627.21, 2,327,600.56 and 922,680.77 is: 1,273,329.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,627.21 : 2,327,600.56 = 922,680.77 : x
  2. Step 2: Convert to fraction form
    1,686,627.21/2,327,600.56 = 922,680.77/x
  3. Step 3: Cross multiply
    1,686,627.21x = 2,327,600.56 × 922,680.77
  4. Step 4: Simplify right side
    1,686,627.21x = 2,147,632,276,953.23
  5. Step 5: Solve for x
    x = 2,147,632,276,953.23/1,686,627.21
  6. Step 6: Final answer
    x = 1,273,329.56

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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.