Finding the Fourth Proportional to 2,688,750.44, 3,710,431.68 and 1,465,070.48
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Solution
The fourth proportional to 2,688,750.44, 3,710,431.68 and 1,465,070.48 is: 2,021,773.33
Step by Step Solution
- Step 1: Write the proportion equation
2,688,750.44 : 3,710,431.68 = 1,465,070.48 : x - Step 2: Convert to fraction form
2,688,750.44/3,710,431.68 = 1,465,070.48/x - Step 3: Cross multiply
2,688,750.44x = 3,710,431.68 × 1,465,070.48 - Step 4: Simplify right side
2,688,750.44x = 5,436,043,922,424.81 - Step 5: Solve for x
x = 5,436,043,922,424.81/2,688,750.44 - Step 6: Final answer
x = 2,021,773.33
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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.