Home / 1,686,739.89-2,327,702.58-922,793.45

Finding the Fourth Proportional to 1,686,739.89, 2,327,702.58 and 922,793.45

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Solution

The fourth proportional to 1,686,739.89, 2,327,702.58 and 922,793.45 is: 1,273,455.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,739.89 : 2,327,702.58 = 922,793.45 : x
  2. Step 2: Convert to fraction form
    1,686,739.89/2,327,702.58 = 922,793.45/x
  3. Step 3: Cross multiply
    1,686,739.89x = 2,327,702.58 × 922,793.45
  4. Step 4: Simplify right side
    1,686,739.89x = 2,147,988,693,851.31
  5. Step 5: Solve for x
    x = 2,147,988,693,851.31/1,686,739.89
  6. Step 6: Final answer
    x = 1,273,455.80

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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.