Home / 1,294,337.70-1,940,048.55-620,741.70

Finding the Fourth Proportional to 1,294,337.70, 1,940,048.55 and 620,741.70

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Solution

The fourth proportional to 1,294,337.70, 1,940,048.55 and 620,741.70 is: 930,413.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,337.70 : 1,940,048.55 = 620,741.70 : x
  2. Step 2: Convert to fraction form
    1,294,337.70/1,940,048.55 = 620,741.70/x
  3. Step 3: Cross multiply
    1,294,337.70x = 1,940,048.55 × 620,741.70
  4. Step 4: Simplify right side
    1,294,337.70x = 1,204,269,035,009.53
  5. Step 5: Solve for x
    x = 1,204,269,035,009.53/1,294,337.70
  6. Step 6: Final answer
    x = 930,413.32

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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.