Finding the Fourth Proportional to 2,972,331.54, 4,101,898.05 and 1,748,717.46
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Solution
The fourth proportional to 2,972,331.54, 4,101,898.05 and 1,748,717.46 is: 2,413,277.47
Step by Step Solution
- Step 1: Write the proportion equation
2,972,331.54 : 4,101,898.05 = 1,748,717.46 : x - Step 2: Convert to fraction form
2,972,331.54/4,101,898.05 = 1,748,717.46/x - Step 3: Cross multiply
2,972,331.54x = 4,101,898.05 × 1,748,717.46 - Step 4: Simplify right side
2,972,331.54x = 7,173,060,739,174.95 - Step 5: Solve for x
x = 7,173,060,739,174.95/2,972,331.54 - Step 6: Final answer
x = 2,413,277.47
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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.