Home / 1,238,768.70-1,859,246.55-732,696.90

Finding the Fourth Proportional to 1,238,768.70, 1,859,246.55 and 732,696.90

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Solution

The fourth proportional to 1,238,768.70, 1,859,246.55 and 732,696.90 is: 1,099,692.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,768.70 : 1,859,246.55 = 732,696.90 : x
  2. Step 2: Convert to fraction form
    1,238,768.70/1,859,246.55 = 732,696.90/x
  3. Step 3: Cross multiply
    1,238,768.70x = 1,859,246.55 × 732,696.90
  4. Step 4: Simplify right side
    1,238,768.70x = 1,362,264,183,520.70
  5. Step 5: Solve for x
    x = 1,362,264,183,520.70/1,238,768.70
  6. Step 6: Final answer
    x = 1,099,692.12

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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.