Finding the Fourth Proportional to 2,812,582.08, 3,881,161.73 and 1,651,075.49
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Solution
The fourth proportional to 2,812,582.08, 3,881,161.73 and 1,651,075.49 is: 2,278,365.87
Step by Step Solution
- Step 1: Write the proportion equation
2,812,582.08 : 3,881,161.73 = 1,651,075.49 : x - Step 2: Convert to fraction form
2,812,582.08/3,881,161.73 = 1,651,075.49/x - Step 3: Cross multiply
2,812,582.08x = 3,881,161.73 × 1,651,075.49 - Step 4: Simplify right side
2,812,582.08x = 6,408,091,018,959.59 - Step 5: Solve for x
x = 6,408,091,018,959.59/2,812,582.08 - Step 6: Final answer
x = 2,278,365.87
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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.