Finding the Fourth Proportional to 1,316,447.97, 1,974,672.02 and 463,318.71
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Solution
The fourth proportional to 1,316,447.97, 1,974,672.02 and 463,318.71 is: 694,978.09
Step by Step Solution
- Step 1: Write the proportion equation
1,316,447.97 : 1,974,672.02 = 463,318.71 : x - Step 2: Convert to fraction form
1,316,447.97/1,974,672.02 = 463,318.71/x - Step 3: Cross multiply
1,316,447.97x = 1,974,672.02 × 463,318.71 - Step 4: Simplify right side
1,316,447.97x = 914,902,492,979.49 - Step 5: Solve for x
x = 914,902,492,979.49/1,316,447.97 - Step 6: Final answer
x = 694,978.09
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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.