Finding the Fourth Proportional to 2,075,181.99, 3,112,684.66 and 709,078.42
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Solution
The fourth proportional to 2,075,181.99, 3,112,684.66 and 709,078.42 is: 1,063,587.45
Step by Step Solution
- Step 1: Write the proportion equation
2,075,181.99 : 3,112,684.66 = 709,078.42 : x - Step 2: Convert to fraction form
2,075,181.99/3,112,684.66 = 709,078.42/x - Step 3: Cross multiply
2,075,181.99x = 3,112,684.66 × 709,078.42 - Step 4: Simplify right side
2,075,181.99x = 2,207,137,528,025.48 - Step 5: Solve for x
x = 2,207,137,528,025.48/2,075,181.99 - Step 6: Final answer
x = 1,063,587.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.