Finding the Fourth Proportional to 1,661,497.31, 2,292,868.35 and 897,550.88
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Solution
The fourth proportional to 1,661,497.31, 2,292,868.35 and 897,550.88 is: 1,238,621.32
Step by Step Solution
- Step 1: Write the proportion equation
1,661,497.31 : 2,292,868.35 = 897,550.88 : x - Step 2: Convert to fraction form
1,661,497.31/2,292,868.35 = 897,550.88/x - Step 3: Cross multiply
1,661,497.31x = 2,292,868.35 × 897,550.88 - Step 4: Simplify right side
1,661,497.31x = 2,057,965,993,802.31 - Step 5: Solve for x
x = 2,057,965,993,802.31/1,661,497.31 - Step 6: Final answer
x = 1,238,621.32
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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.