Finding the Fourth Proportional to 1,616,181.74, 2,230,330.05 and 927,897.99
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Solution
The fourth proportional to 1,616,181.74, 2,230,330.05 and 927,897.99 is: 1,280,498.80
Step by Step Solution
- Step 1: Write the proportion equation
1,616,181.74 : 2,230,330.05 = 927,897.99 : x - Step 2: Convert to fraction form
1,616,181.74/2,230,330.05 = 927,897.99/x - Step 3: Cross multiply
1,616,181.74x = 2,230,330.05 × 927,897.99 - Step 4: Simplify right side
1,616,181.74x = 2,069,518,770,431.60 - Step 5: Solve for x
x = 2,069,518,770,431.60/1,616,181.74 - Step 6: Final answer
x = 1,280,498.80
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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.