Home / 1,263,784.67-1,743,597.01-719,535.38

Finding the Fourth Proportional to 1,263,784.67, 1,743,597.01 and 719,535.38

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Solution

The fourth proportional to 1,263,784.67, 1,743,597.01 and 719,535.38 is: 992,716.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,784.67 : 1,743,597.01 = 719,535.38 : x
  2. Step 2: Convert to fraction form
    1,263,784.67/1,743,597.01 = 719,535.38/x
  3. Step 3: Cross multiply
    1,263,784.67x = 1,743,597.01 × 719,535.38
  4. Step 4: Simplify right side
    1,263,784.67x = 1,254,579,730,999.38
  5. Step 5: Solve for x
    x = 1,254,579,730,999.38/1,263,784.67
  6. Step 6: Final answer
    x = 992,716.37

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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.