Finding the Fourth Proportional to 2,480,314.79, 3,718,579.82 and 1,131,534.14
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Solution
The fourth proportional to 2,480,314.79, 3,718,579.82 and 1,131,534.14 is: 1,696,437.90
Step by Step Solution
- Step 1: Write the proportion equation
2,480,314.79 : 3,718,579.82 = 1,131,534.14 : x - Step 2: Convert to fraction form
2,480,314.79/3,718,579.82 = 1,131,534.14/x - Step 3: Cross multiply
2,480,314.79x = 3,718,579.82 × 1,131,534.14 - Step 4: Simplify right side
2,480,314.79x = 4,207,699,994,394.49 - Step 5: Solve for x
x = 4,207,699,994,394.49/2,480,314.79 - Step 6: Final answer
x = 1,696,437.90
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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.