Finding the Fourth Proportional to 5,488,181.57, 8,239,813.48 and 2,794,316.99
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Solution
The fourth proportional to 5,488,181.57, 8,239,813.48 and 2,794,316.99 is: 4,195,315.05
Step by Step Solution
- Step 1: Write the proportion equation
5,488,181.57 : 8,239,813.48 = 2,794,316.99 : x - Step 2: Convert to fraction form
5,488,181.57/8,239,813.48 = 2,794,316.99/x - Step 3: Cross multiply
5,488,181.57x = 8,239,813.48 × 2,794,316.99 - Step 4: Simplify right side
5,488,181.57x = 23,024,650,763,888.85 - Step 5: Solve for x
x = 23,024,650,763,888.85/5,488,181.57 - Step 6: Final answer
x = 4,195,315.05
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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.