Finding the Fourth Proportional to 1,518,715.08, 2,095,827.96 and 830,375.97
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Solution
The fourth proportional to 1,518,715.08, 2,095,827.96 and 830,375.97 is: 1,145,919.47
Step by Step Solution
- Step 1: Write the proportion equation
1,518,715.08 : 2,095,827.96 = 830,375.97 : x - Step 2: Convert to fraction form
1,518,715.08/2,095,827.96 = 830,375.97/x - Step 3: Cross multiply
1,518,715.08x = 2,095,827.96 × 830,375.97 - Step 4: Simplify right side
1,518,715.08x = 1,740,325,175,238.12 - Step 5: Solve for x
x = 1,740,325,175,238.12/1,518,715.08 - Step 6: Final answer
x = 1,145,919.47
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.