Home / 1,686,851.84-2,327,913.66-922,905.38

Finding the Fourth Proportional to 1,686,851.84, 2,327,913.66 and 922,905.38

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Solution

The fourth proportional to 1,686,851.84, 2,327,913.66 and 922,905.38 is: 1,273,641.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,851.84 : 2,327,913.66 = 922,905.38 : x
  2. Step 2: Convert to fraction form
    1,686,851.84/2,327,913.66 = 922,905.38/x
  3. Step 3: Cross multiply
    1,686,851.84x = 2,327,913.66 × 922,905.38
  4. Step 4: Simplify right side
    1,686,851.84x = 2,148,444,040,989.49
  5. Step 5: Solve for x
    x = 2,148,444,040,989.49/1,686,851.84
  6. Step 6: Final answer
    x = 1,273,641.22

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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.