Finding the Fourth Proportional to 3,402,532.36, 4,695,492.09 and 1,874,639.47
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Solution
The fourth proportional to 3,402,532.36, 4,695,492.09 and 1,874,639.47 is: 2,587,001.05
Step by Step Solution
- Step 1: Write the proportion equation
3,402,532.36 : 4,695,492.09 = 1,874,639.47 : x - Step 2: Convert to fraction form
3,402,532.36/4,695,492.09 = 1,874,639.47/x - Step 3: Cross multiply
3,402,532.36x = 4,695,492.09 × 1,874,639.47 - Step 4: Simplify right side
3,402,532.36x = 8,802,354,802,986.79 - Step 5: Solve for x
x = 8,802,354,802,986.79/3,402,532.36 - Step 6: Final answer
x = 2,587,001.05
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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.