Finding the Fourth Proportional to 1,447,211.74, 1,997,218.87 and 802,593.52
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Solution
The fourth proportional to 1,447,211.74, 1,997,218.87 and 802,593.52 is: 1,107,616.03
Step by Step Solution
- Step 1: Write the proportion equation
1,447,211.74 : 1,997,218.87 = 802,593.52 : x - Step 2: Convert to fraction form
1,447,211.74/1,997,218.87 = 802,593.52/x - Step 3: Cross multiply
1,447,211.74x = 1,997,218.87 × 802,593.52 - Step 4: Simplify right side
1,447,211.74x = 1,602,954,913,097.63 - Step 5: Solve for x
x = 1,602,954,913,097.63/1,447,211.74 - Step 6: Final answer
x = 1,107,616.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.