Finding the Fourth Proportional to 2,876,961.14, 4,316,010.21 and 1,055,342.99
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Solution
The fourth proportional to 2,876,961.14, 4,316,010.21 and 1,055,342.99 is: 1,583,223.03
Step by Step Solution
- Step 1: Write the proportion equation
2,876,961.14 : 4,316,010.21 = 1,055,342.99 : x - Step 2: Convert to fraction form
2,876,961.14/4,316,010.21 = 1,055,342.99/x - Step 3: Cross multiply
2,876,961.14x = 4,316,010.21 × 1,055,342.99 - Step 4: Simplify right side
2,876,961.14x = 4,554,871,126,724.42 - Step 5: Solve for x
x = 4,554,871,126,724.42/2,876,961.14 - Step 6: Final answer
x = 1,583,223.03
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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.