Home / 1,686,740.89-2,327,703.96-922,794.45

Finding the Fourth Proportional to 1,686,740.89, 2,327,703.96 and 922,794.45

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Solution

The fourth proportional to 1,686,740.89, 2,327,703.96 and 922,794.45 is: 1,273,457.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,740.89 : 2,327,703.96 = 922,794.45 : x
  2. Step 2: Convert to fraction form
    1,686,740.89/2,327,703.96 = 922,794.45/x
  3. Step 3: Cross multiply
    1,686,740.89x = 2,327,703.96 × 922,794.45
  4. Step 4: Simplify right side
    1,686,740.89x = 2,147,992,295,531.02
  5. Step 5: Solve for x
    x = 2,147,992,295,531.02/1,686,740.89
  6. Step 6: Final answer
    x = 1,273,457.18

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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.