Finding the Fourth Proportional to 4,087,476.96, 5,640,719.76 and 2,369,593.32
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Solution
The fourth proportional to 4,087,476.96, 5,640,719.76 and 2,369,593.32 is: 3,270,039.68
Step by Step Solution
- Step 1: Write the proportion equation
4,087,476.96 : 5,640,719.76 = 2,369,593.32 : x - Step 2: Convert to fraction form
4,087,476.96/5,640,719.76 = 2,369,593.32/x - Step 3: Cross multiply
4,087,476.96x = 5,640,719.76 × 2,369,593.32 - Step 4: Simplify right side
4,087,476.96x = 13,366,211,863,288.00 - Step 5: Solve for x
x = 13,366,211,863,288.00/4,087,476.96 - Step 6: Final answer
x = 3,270,039.68
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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.