Finding the Fourth Proportional to 5,026,513.17, 6,936,294.90 and 2,821,171.07
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Solution
The fourth proportional to 5,026,513.17, 6,936,294.90 and 2,821,171.07 is: 3,893,051.48
Step by Step Solution
- Step 1: Write the proportion equation
5,026,513.17 : 6,936,294.90 = 2,821,171.07 : x - Step 2: Convert to fraction form
5,026,513.17/6,936,294.90 = 2,821,171.07/x - Step 3: Cross multiply
5,026,513.17x = 6,936,294.90 × 2,821,171.07 - Step 4: Simplify right side
5,026,513.17x = 19,568,474,508,985.04 - Step 5: Solve for x
x = 19,568,474,508,985.04/5,026,513.17 - Step 6: Final answer
x = 3,893,051.48
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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.