Home / 1,339,281.79-1,848,222.44-727,446.50

Finding the Fourth Proportional to 1,339,281.79, 1,848,222.44 and 727,446.50

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Solution

The fourth proportional to 1,339,281.79, 1,848,222.44 and 727,446.50 is: 1,003,883.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,281.79 : 1,848,222.44 = 727,446.50 : x
  2. Step 2: Convert to fraction form
    1,339,281.79/1,848,222.44 = 727,446.50/x
  3. Step 3: Cross multiply
    1,339,281.79x = 1,848,222.44 × 727,446.50
  4. Step 4: Simplify right side
    1,339,281.79x = 1,344,482,941,562.23
  5. Step 5: Solve for x
    x = 1,344,482,941,562.23/1,339,281.79
  6. Step 6: Final answer
    x = 1,003,883.54

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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.