Home / 1,365,845.05-1,884,816.75-753,984.69

Finding the Fourth Proportional to 1,365,845.05, 1,884,816.75 and 753,984.69

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Solution

The fourth proportional to 1,365,845.05, 1,884,816.75 and 753,984.69 is: 1,040,471.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,845.05 : 1,884,816.75 = 753,984.69 : x
  2. Step 2: Convert to fraction form
    1,365,845.05/1,884,816.75 = 753,984.69/x
  3. Step 3: Cross multiply
    1,365,845.05x = 1,884,816.75 × 753,984.69
  4. Step 4: Simplify right side
    1,365,845.05x = 1,421,122,972,955.56
  5. Step 5: Solve for x
    x = 1,421,122,972,955.56/1,365,845.05
  6. Step 6: Final answer
    x = 1,040,471.59

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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.