Finding the Fourth Proportional to 2,228,787.66, 3,075,873.93 and 1,248,805.26
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Solution
The fourth proportional to 2,228,787.66, 3,075,873.93 and 1,248,805.26 is: 1,723,433.60
Step by Step Solution
- Step 1: Write the proportion equation
2,228,787.66 : 3,075,873.93 = 1,248,805.26 : x - Step 2: Convert to fraction form
2,228,787.66/3,075,873.93 = 1,248,805.26/x - Step 3: Cross multiply
2,228,787.66x = 3,075,873.93 × 1,248,805.26 - Step 4: Simplify right side
2,228,787.66x = 3,841,167,542,880.87 - Step 5: Solve for x
x = 3,841,167,542,880.87/2,228,787.66 - Step 6: Final answer
x = 1,723,433.60
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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.