Finding the Fourth Proportional to 1,607,724.66, 2,218,578.56 and 954,378.62
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Solution
The fourth proportional to 1,607,724.66, 2,218,578.56 and 954,378.62 is: 1,316,994.12
Step by Step Solution
- Step 1: Write the proportion equation
1,607,724.66 : 2,218,578.56 = 954,378.62 : x - Step 2: Convert to fraction form
1,607,724.66/2,218,578.56 = 954,378.62/x - Step 3: Cross multiply
1,607,724.66x = 2,218,578.56 × 954,378.62 - Step 4: Simplify right side
1,607,724.66x = 2,117,363,928,589.60 - Step 5: Solve for x
x = 2,117,363,928,589.60/1,607,724.66 - Step 6: Final answer
x = 1,316,994.12
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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.