Finding the Fourth Proportional to 1,516,147.15, 2,092,287.54 and 827,824.99
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Solution
The fourth proportional to 1,516,147.15, 2,092,287.54 and 827,824.99 is: 1,142,400.93
Step by Step Solution
- Step 1: Write the proportion equation
1,516,147.15 : 2,092,287.54 = 827,824.99 : x - Step 2: Convert to fraction form
1,516,147.15/2,092,287.54 = 827,824.99/x - Step 3: Cross multiply
1,516,147.15x = 2,092,287.54 × 827,824.99 - Step 4: Simplify right side
1,516,147.15x = 1,732,047,911,877.62 - Step 5: Solve for x
x = 1,732,047,911,877.62/1,516,147.15 - Step 6: Final answer
x = 1,142,400.93
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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.