Home / 1,686,830.85-2,327,882.09-922,866.93

Finding the Fourth Proportional to 1,686,830.85, 2,327,882.09 and 922,866.93

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Solution

The fourth proportional to 1,686,830.85, 2,327,882.09 and 922,866.93 is: 1,273,586.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,830.85 : 2,327,882.09 = 922,866.93 : x
  2. Step 2: Convert to fraction form
    1,686,830.85/2,327,882.09 = 922,866.93/x
  3. Step 3: Cross multiply
    1,686,830.85x = 2,327,882.09 × 922,866.93
  4. Step 4: Simplify right side
    1,686,830.85x = 2,148,325,393,185.95
  5. Step 5: Solve for x
    x = 2,148,325,393,185.95/1,686,830.85
  6. Step 6: Final answer
    x = 1,273,586.73

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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.