Finding the Fourth Proportional to 2,455,322.72, 3,388,437.36 and 1,352,799.44
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Solution
The fourth proportional to 2,455,322.72, 3,388,437.36 and 1,352,799.44 is: 1,866,913.92
Step by Step Solution
- Step 1: Write the proportion equation
2,455,322.72 : 3,388,437.36 = 1,352,799.44 : x - Step 2: Convert to fraction form
2,455,322.72/3,388,437.36 = 1,352,799.44/x - Step 3: Cross multiply
2,455,322.72x = 3,388,437.36 × 1,352,799.44 - Step 4: Simplify right side
2,455,322.72x = 4,583,876,163,083.08 - Step 5: Solve for x
x = 4,583,876,163,083.08/2,455,322.72 - Step 6: Final answer
x = 1,866,913.92
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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.