Finding the Fourth Proportional to 2,842,935.30, 3,923,192.34 and 1,553,784.84
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Solution
The fourth proportional to 2,842,935.30, 3,923,192.34 and 1,553,784.84 is: 2,144,191.18
Step by Step Solution
- Step 1: Write the proportion equation
2,842,935.30 : 3,923,192.34 = 1,553,784.84 : x - Step 2: Convert to fraction form
2,842,935.30/3,923,192.34 = 1,553,784.84/x - Step 3: Cross multiply
2,842,935.30x = 3,923,192.34 × 1,553,784.84 - Step 4: Simplify right side
2,842,935.30x = 6,095,796,782,296.13 - Step 5: Solve for x
x = 6,095,796,782,296.13/2,842,935.30 - Step 6: Final answer
x = 2,144,191.18
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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.