Finding the Fourth Proportional to 5,706,465.53, 7,874,081.65 and 3,470,102.21
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Solution
The fourth proportional to 5,706,465.53, 7,874,081.65 and 3,470,102.21 is: 4,788,229.76
Step by Step Solution
- Step 1: Write the proportion equation
5,706,465.53 : 7,874,081.65 = 3,470,102.21 : x - Step 2: Convert to fraction form
5,706,465.53/7,874,081.65 = 3,470,102.21/x - Step 3: Cross multiply
5,706,465.53x = 7,874,081.65 × 3,470,102.21 - Step 4: Simplify right side
5,706,465.53x = 27,323,868,078,664.53 - Step 5: Solve for x
x = 27,323,868,078,664.53/5,706,465.53 - Step 6: Final answer
x = 4,788,229.76
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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.