Finding the Fourth Proportional to 4,689,158.75, 7,032,753.97 and 1,322,578.43
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Solution
The fourth proportional to 4,689,158.75, 7,032,753.97 and 1,322,578.43 is: 1,983,590.06
Step by Step Solution
- Step 1: Write the proportion equation
4,689,158.75 : 7,032,753.97 = 1,322,578.43 : x - Step 2: Convert to fraction form
4,689,158.75/7,032,753.97 = 1,322,578.43/x - Step 3: Cross multiply
4,689,158.75x = 7,032,753.97 × 1,322,578.43 - Step 4: Simplify right side
4,689,158.75x = 9,301,368,699,560.98 - Step 5: Solve for x
x = 9,301,368,699,560.98/4,689,158.75 - Step 6: Final answer
x = 1,983,590.06
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.