Home / 1,686,507.64-2,327,399-922,561.20

Finding the Fourth Proportional to 1,686,507.64, 2,327,399 and 922,561.20

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Solution

The fourth proportional to 1,686,507.64, 2,327,399 and 922,561.20 is: 1,273,144.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,507.64 : 2,327,399 = 922,561.20 : x
  2. Step 2: Convert to fraction form
    1,686,507.64/2,327,399 = 922,561.20/x
  3. Step 3: Cross multiply
    1,686,507.64x = 2,327,399 × 922,561.20
  4. Step 4: Simplify right side
    1,686,507.64x = 2,147,168,014,318.80
  5. Step 5: Solve for x
    x = 2,147,168,014,318.80/1,686,507.64
  6. Step 6: Final answer
    x = 1,273,144.55

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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.