Finding the Fourth Proportional to 2,454,239.68, 3,386,990.16 and 1,474,478.40
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Solution
The fourth proportional to 2,454,239.68, 3,386,990.16 and 1,474,478.40 is: 2,034,863.94
Step by Step Solution
- Step 1: Write the proportion equation
2,454,239.68 : 3,386,990.16 = 1,474,478.40 : x - Step 2: Convert to fraction form
2,454,239.68/3,386,990.16 = 1,474,478.40/x - Step 3: Cross multiply
2,454,239.68x = 3,386,990.16 × 1,474,478.40 - Step 4: Simplify right side
2,454,239.68x = 4,994,043,831,932.54 - Step 5: Solve for x
x = 4,994,043,831,932.54/2,454,239.68 - Step 6: Final answer
x = 2,034,863.94
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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.