Finding the Fourth Proportional to 1,517,223.84, 2,276,955.60 and 718,503.84
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Solution
The fourth proportional to 1,517,223.84, 2,276,955.60 and 718,503.84 is: 1,078,286.08
Step by Step Solution
- Step 1: Write the proportion equation
1,517,223.84 : 2,276,955.60 = 718,503.84 : x - Step 2: Convert to fraction form
1,517,223.84/2,276,955.60 = 718,503.84/x - Step 3: Cross multiply
1,517,223.84x = 2,276,955.60 × 718,503.84 - Step 4: Simplify right side
1,517,223.84x = 1,636,001,342,109.50 - Step 5: Solve for x
x = 1,636,001,342,109.50/1,517,223.84 - Step 6: Final answer
x = 1,078,286.08
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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.