Home / 1,365,269.88-1,884,059.28-753,428.28

Finding the Fourth Proportional to 1,365,269.88, 1,884,059.28 and 753,428.28

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Solution

The fourth proportional to 1,365,269.88, 1,884,059.28 and 753,428.28 is: 1,039,723.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,269.88 : 1,884,059.28 = 753,428.28 : x
  2. Step 2: Convert to fraction form
    1,365,269.88/1,884,059.28 = 753,428.28/x
  3. Step 3: Cross multiply
    1,365,269.88x = 1,884,059.28 × 753,428.28
  4. Step 4: Simplify right side
    1,365,269.88x = 1,419,503,542,748.44
  5. Step 5: Solve for x
    x = 1,419,503,542,748.44/1,365,269.88
  6. Step 6: Final answer
    x = 1,039,723.77

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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.