Finding the Fourth Proportional to 1,936,710.08, 2,672,623.64 and 1,324,842.15
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Solution
The fourth proportional to 1,936,710.08, 2,672,623.64 and 1,324,842.15 is: 1,828,257.36
Step by Step Solution
- Step 1: Write the proportion equation
1,936,710.08 : 2,672,623.64 = 1,324,842.15 : x - Step 2: Convert to fraction form
1,936,710.08/2,672,623.64 = 1,324,842.15/x - Step 3: Cross multiply
1,936,710.08x = 2,672,623.64 × 1,324,842.15 - Step 4: Simplify right side
1,936,710.08x = 3,540,804,452,670.53 - Step 5: Solve for x
x = 3,540,804,452,670.53/1,936,710.08 - Step 6: Final answer
x = 1,828,257.36
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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.