Finding the Fourth Proportional to 1,026,515.84, 1,416,121.08 and 664,056.43
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Solution
The fourth proportional to 1,026,515.84, 1,416,121.08 and 664,056.43 is: 916,093.32
Step by Step Solution
- Step 1: Write the proportion equation
1,026,515.84 : 1,416,121.08 = 664,056.43 : x - Step 2: Convert to fraction form
1,026,515.84/1,416,121.08 = 664,056.43/x - Step 3: Cross multiply
1,026,515.84x = 1,416,121.08 × 664,056.43 - Step 4: Simplify right side
1,026,515.84x = 940,384,302,802.03 - Step 5: Solve for x
x = 940,384,302,802.03/1,026,515.84 - Step 6: Final answer
x = 916,093.32
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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.