Finding the Fourth Proportional to 5,183,252.90, 7,774,879.35 and 2,487,119.30
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Solution
The fourth proportional to 5,183,252.90, 7,774,879.35 and 2,487,119.30 is: 3,730,678.95
Step by Step Solution
- Step 1: Write the proportion equation
5,183,252.90 : 7,774,879.35 = 2,487,119.30 : x - Step 2: Convert to fraction form
5,183,252.90/7,774,879.35 = 2,487,119.30/x - Step 3: Cross multiply
5,183,252.90x = 7,774,879.35 × 2,487,119.30 - Step 4: Simplify right side
5,183,252.90x = 19,337,052,486,556.45 - Step 5: Solve for x
x = 19,337,052,486,556.45/5,183,252.90 - Step 6: Final answer
x = 3,730,678.95
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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.