Finding the Fourth Proportional to 1,645,960.08, 2,468,690.64 and 447,975.75
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Solution
The fourth proportional to 1,645,960.08, 2,468,690.64 and 447,975.75 is: 671,895.72
Step by Step Solution
- Step 1: Write the proportion equation
1,645,960.08 : 2,468,690.64 = 447,975.75 : x - Step 2: Convert to fraction form
1,645,960.08/2,468,690.64 = 447,975.75/x - Step 3: Cross multiply
1,645,960.08x = 2,468,690.64 × 447,975.75 - Step 4: Simplify right side
1,645,960.08x = 1,105,913,540,971.98 - Step 5: Solve for x
x = 1,105,913,540,971.98/1,645,960.08 - Step 6: Final answer
x = 671,895.72
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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.