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Finding the Fourth Proportional to 1,339,526.52, 1,848,561.48 and 735,914.52

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Solution

The fourth proportional to 1,339,526.52, 1,848,561.48 and 735,914.52 is: 1,015,570.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,526.52 : 1,848,561.48 = 735,914.52 : x
  2. Step 2: Convert to fraction form
    1,339,526.52/1,848,561.48 = 735,914.52/x
  3. Step 3: Cross multiply
    1,339,526.52x = 1,848,561.48 × 735,914.52
  4. Step 4: Simplify right side
    1,339,526.52x = 1,360,383,234,244.69
  5. Step 5: Solve for x
    x = 1,360,383,234,244.69/1,339,526.52
  6. Step 6: Final answer
    x = 1,015,570.21

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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.