Home / 1,686,648.63-2,327,593.50-922,685.79

Finding the Fourth Proportional to 1,686,648.63, 2,327,593.50 and 922,685.79

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Solution

The fourth proportional to 1,686,648.63, 2,327,593.50 and 922,685.79 is: 1,273,316.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,648.63 : 2,327,593.50 = 922,685.79 : x
  2. Step 2: Convert to fraction form
    1,686,648.63/2,327,593.50 = 922,685.79/x
  3. Step 3: Cross multiply
    1,686,648.63x = 2,327,593.50 × 922,685.79
  4. Step 4: Simplify right side
    1,686,648.63x = 2,147,637,447,346.37
  5. Step 5: Solve for x
    x = 2,147,637,447,346.37/1,686,648.63
  6. Step 6: Final answer
    x = 1,273,316.45

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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.