Finding the Fourth Proportional to 4,612,234.12, 6,917,641.99 and 1,538,278.99
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Solution
The fourth proportional to 4,612,234.12, 6,917,641.99 and 1,538,278.99 is: 2,307,181.95
Step by Step Solution
- Step 1: Write the proportion equation
4,612,234.12 : 6,917,641.99 = 1,538,278.99 : x - Step 2: Convert to fraction form
4,612,234.12/6,917,641.99 = 1,538,278.99/x - Step 3: Cross multiply
4,612,234.12x = 6,917,641.99 × 1,538,278.99 - Step 4: Simplify right side
4,612,234.12x = 10,641,263,312,418.99 - Step 5: Solve for x
x = 10,641,263,312,418.99/4,612,234.12 - Step 6: Final answer
x = 2,307,181.95
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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.