Home / 1,686,776.70-2,327,778.10-922,843.02

Finding the Fourth Proportional to 1,686,776.70, 2,327,778.10 and 922,843.02

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Solution

The fourth proportional to 1,686,776.70, 2,327,778.10 and 922,843.02 is: 1,273,537.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,776.70 : 2,327,778.10 = 922,843.02 : x
  2. Step 2: Convert to fraction form
    1,686,776.70/2,327,778.10 = 922,843.02/x
  3. Step 3: Cross multiply
    1,686,776.70x = 2,327,778.10 × 922,843.02
  4. Step 4: Simplify right side
    1,686,776.70x = 2,148,173,771,693.86
  5. Step 5: Solve for x
    x = 2,148,173,771,693.86/1,686,776.70
  6. Step 6: Final answer
    x = 1,273,537.73

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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.