Finding the Fourth Proportional to 2,093,866.08, 2,888,799.36 and 1,369,138.02
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Solution
The fourth proportional to 2,093,866.08, 2,888,799.36 and 1,369,138.02 is: 1,888,929.32
Step by Step Solution
- Step 1: Write the proportion equation
2,093,866.08 : 2,888,799.36 = 1,369,138.02 : x - Step 2: Convert to fraction form
2,093,866.08/2,888,799.36 = 1,369,138.02/x - Step 3: Cross multiply
2,093,866.08x = 2,888,799.36 × 1,369,138.02 - Step 4: Simplify right side
2,093,866.08x = 3,955,165,035,927.67 - Step 5: Solve for x
x = 3,955,165,035,927.67/2,093,866.08 - Step 6: Final answer
x = 1,888,929.32
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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.