Finding the Fourth Proportional to 3,547,181.70, 4,895,110.70 and 1,915,589.02
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Solution
The fourth proportional to 3,547,181.70, 4,895,110.70 and 1,915,589.02 is: 2,643,512.82
Step by Step Solution
- Step 1: Write the proportion equation
3,547,181.70 : 4,895,110.70 = 1,915,589.02 : x - Step 2: Convert to fraction form
3,547,181.70/4,895,110.70 = 1,915,589.02/x - Step 3: Cross multiply
3,547,181.70x = 4,895,110.70 × 1,915,589.02 - Step 4: Simplify right side
3,547,181.70x = 9,377,020,308,604.51 - Step 5: Solve for x
x = 9,377,020,308,604.51/3,547,181.70 - Step 6: Final answer
x = 2,643,512.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.