Home / 1,292,299.40-1,936,702.23-933,084.65

Finding the Fourth Proportional to 1,292,299.40, 1,936,702.23 and 933,084.65

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Solution

The fourth proportional to 1,292,299.40, 1,936,702.23 and 933,084.65 is: 1,398,365.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,299.40 : 1,936,702.23 = 933,084.65 : x
  2. Step 2: Convert to fraction form
    1,292,299.40/1,936,702.23 = 933,084.65/x
  3. Step 3: Cross multiply
    1,292,299.40x = 1,936,702.23 × 933,084.65
  4. Step 4: Simplify right side
    1,292,299.40x = 1,807,107,122,433.77
  5. Step 5: Solve for x
    x = 1,807,107,122,433.77/1,292,299.40
  6. Step 6: Final answer
    x = 1,398,365.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.