Home / 1,631,687.42-2,446,839.14-777,771.23

Finding the Fourth Proportional to 1,631,687.42, 2,446,839.14 and 777,771.23

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Solution

The fourth proportional to 1,631,687.42, 2,446,839.14 and 777,771.23 is: 1,166,326.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,687.42 : 2,446,839.14 = 777,771.23 : x
  2. Step 2: Convert to fraction form
    1,631,687.42/2,446,839.14 = 777,771.23/x
  3. Step 3: Cross multiply
    1,631,687.42x = 2,446,839.14 × 777,771.23
  4. Step 4: Simplify right side
    1,631,687.42x = 1,903,081,071,406.89
  5. Step 5: Solve for x
    x = 1,903,081,071,406.89/1,631,687.42
  6. Step 6: Final answer
    x = 1,166,326.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.