Home / 1,686,849.80-2,327,858.34-922,901

Finding the Fourth Proportional to 1,686,849.80, 2,327,858.34 and 922,901

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Solution

The fourth proportional to 1,686,849.80, 2,327,858.34 and 922,901 is: 1,273,606.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,849.80 : 2,327,858.34 = 922,901 : x
  2. Step 2: Convert to fraction form
    1,686,849.80/2,327,858.34 = 922,901/x
  3. Step 3: Cross multiply
    1,686,849.80x = 2,327,858.34 × 922,901
  4. Step 4: Simplify right side
    1,686,849.80x = 2,148,382,789,844.34
  5. Step 5: Solve for x
    x = 2,148,382,789,844.34/1,686,849.80
  6. Step 6: Final answer
    x = 1,273,606.45

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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.