Finding the Fourth Proportional to 2,927,513.34, 4,042,448.40 and 1,840,135.14
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Solution
The fourth proportional to 2,927,513.34, 4,042,448.40 and 1,840,135.14 is: 2,540,945.33
Step by Step Solution
- Step 1: Write the proportion equation
2,927,513.34 : 4,042,448.40 = 1,840,135.14 : x - Step 2: Convert to fraction form
2,927,513.34/4,042,448.40 = 1,840,135.14/x - Step 3: Cross multiply
2,927,513.34x = 4,042,448.40 × 1,840,135.14 - Step 4: Simplify right side
2,927,513.34x = 7,438,651,352,476.78 - Step 5: Solve for x
x = 7,438,651,352,476.78/2,927,513.34 - Step 6: Final answer
x = 2,540,945.33
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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.