Finding the Fourth Proportional to 4,888,887.28, 6,746,117.26 and 2,713,522.12
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Solution
The fourth proportional to 4,888,887.28, 6,746,117.26 and 2,713,522.12 is: 3,744,356.81
Step by Step Solution
- Step 1: Write the proportion equation
4,888,887.28 : 6,746,117.26 = 2,713,522.12 : x - Step 2: Convert to fraction form
4,888,887.28/6,746,117.26 = 2,713,522.12/x - Step 3: Cross multiply
4,888,887.28x = 6,746,117.26 × 2,713,522.12 - Step 4: Simplify right side
4,888,887.28x = 18,305,738,361,825.59 - Step 5: Solve for x
x = 18,305,738,361,825.59/4,888,887.28 - Step 6: Final answer
x = 3,744,356.81
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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.