Home / 1,686,768.83-2,327,767.23-922,835.15

Finding the Fourth Proportional to 1,686,768.83, 2,327,767.23 and 922,835.15

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Solution

The fourth proportional to 1,686,768.83, 2,327,767.23 and 922,835.15 is: 1,273,526.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,768.83 : 2,327,767.23 = 922,835.15 : x
  2. Step 2: Convert to fraction form
    1,686,768.83/2,327,767.23 = 922,835.15/x
  3. Step 3: Cross multiply
    1,686,768.83x = 2,327,767.23 × 922,835.15
  4. Step 4: Simplify right side
    1,686,768.83x = 2,148,145,409,223.30
  5. Step 5: Solve for x
    x = 2,148,145,409,223.30/1,686,768.83
  6. Step 6: Final answer
    x = 1,273,526.86

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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.