Finding the Fourth Proportional to 4,151,883.98, 5,729,603.49 and 2,316,342.65
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Solution
The fourth proportional to 4,151,883.98, 5,729,603.49 and 2,316,342.65 is: 3,196,554.86
Step by Step Solution
- Step 1: Write the proportion equation
4,151,883.98 : 5,729,603.49 = 2,316,342.65 : x - Step 2: Convert to fraction form
4,151,883.98/5,729,603.49 = 2,316,342.65/x - Step 3: Cross multiply
4,151,883.98x = 5,729,603.49 × 2,316,342.65 - Step 4: Simplify right side
4,151,883.98x = 13,271,724,917,313.95 - Step 5: Solve for x
x = 13,271,724,917,313.95/4,151,883.98 - Step 6: Final answer
x = 3,196,554.86
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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.