Finding the Fourth Proportional to 3,475,841.47, 4,796,943.93 and 1,927,256.84
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Solution
The fourth proportional to 3,475,841.47, 4,796,943.93 and 1,927,256.84 is: 2,659,771.19
Step by Step Solution
- Step 1: Write the proportion equation
3,475,841.47 : 4,796,943.93 = 1,927,256.84 : x - Step 2: Convert to fraction form
3,475,841.47/4,796,943.93 = 1,927,256.84/x - Step 3: Cross multiply
3,475,841.47x = 4,796,943.93 × 1,927,256.84 - Step 4: Simplify right side
3,475,841.47x = 9,244,943,021,175.61 - Step 5: Solve for x
x = 9,244,943,021,175.61/3,475,841.47 - Step 6: Final answer
x = 2,659,771.19
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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.