Finding the Fourth Proportional to 4,206,142.19, 5,804,492.09 and 2,658,091.82
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Solution
The fourth proportional to 4,206,142.19, 5,804,492.09 and 2,658,091.82 is: 3,668,176.74
Step by Step Solution
- Step 1: Write the proportion equation
4,206,142.19 : 5,804,492.09 = 2,658,091.82 : x - Step 2: Convert to fraction form
4,206,142.19/5,804,492.09 = 2,658,091.82/x - Step 3: Cross multiply
4,206,142.19x = 5,804,492.09 × 2,658,091.82 - Step 4: Simplify right side
4,206,142.19x = 15,428,872,944,904.47 - Step 5: Solve for x
x = 15,428,872,944,904.47/4,206,142.19 - Step 6: Final answer
x = 3,668,176.74
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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.