Finding the Fourth Proportional to 3,017,420.48, 4,163,021.24 and 1,710,532.41
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Solution
The fourth proportional to 3,017,420.48, 4,163,021.24 and 1,710,532.41 is: 2,359,957.06
Step by Step Solution
- Step 1: Write the proportion equation
3,017,420.48 : 4,163,021.24 = 1,710,532.41 : x - Step 2: Convert to fraction form
3,017,420.48/4,163,021.24 = 1,710,532.41/x - Step 3: Cross multiply
3,017,420.48x = 4,163,021.24 × 1,710,532.41 - Step 4: Simplify right side
3,017,420.48x = 7,120,982,745,985.73 - Step 5: Solve for x
x = 7,120,982,745,985.73/3,017,420.48 - Step 6: Final answer
x = 2,359,957.06
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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.