Home / 3,017,918.86-4,526,879.51-743,487.50

Finding the Fourth Proportional to 3,017,918.86, 4,526,879.51 and 743,487.50

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Solution

The fourth proportional to 3,017,918.86, 4,526,879.51 and 743,487.50 is: 1,115,231.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017,918.86 : 4,526,879.51 = 743,487.50 : x
  2. Step 2: Convert to fraction form
    3,017,918.86/4,526,879.51 = 743,487.50/x
  3. Step 3: Cross multiply
    3,017,918.86x = 4,526,879.51 × 743,487.50
  4. Step 4: Simplify right side
    3,017,918.86x = 3,365,678,307,056.73
  5. Step 5: Solve for x
    x = 3,365,678,307,056.73/3,017,918.86
  6. Step 6: Final answer
    x = 1,115,231.54

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Double scale
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Similar ratio
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1.5x scale

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.