Finding the Fourth Proportional to 2,807,582.67, 3,874,464.08 and 1,518,423.06
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Solution
The fourth proportional to 2,807,582.67, 3,874,464.08 and 1,518,423.06 is: 2,095,423.82
Step by Step Solution
- Step 1: Write the proportion equation
2,807,582.67 : 3,874,464.08 = 1,518,423.06 : x - Step 2: Convert to fraction form
2,807,582.67/3,874,464.08 = 1,518,423.06/x - Step 3: Cross multiply
2,807,582.67x = 3,874,464.08 × 1,518,423.06 - Step 4: Simplify right side
2,807,582.67x = 5,883,075,608,009.74 - Step 5: Solve for x
x = 5,883,075,608,009.74/2,807,582.67 - Step 6: Final answer
x = 2,095,423.82
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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.