Finding the Fourth Proportional to 2,370,631.13, 3,271,479.07 and 1,282,902.43
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Solution
The fourth proportional to 2,370,631.13, 3,271,479.07 and 1,282,902.43 is: 1,770,409.74
Step by Step Solution
- Step 1: Write the proportion equation
2,370,631.13 : 3,271,479.07 = 1,282,902.43 : x - Step 2: Convert to fraction form
2,370,631.13/3,271,479.07 = 1,282,902.43/x - Step 3: Cross multiply
2,370,631.13x = 3,271,479.07 × 1,282,902.43 - Step 4: Simplify right side
2,370,631.13x = 4,196,988,448,597.14 - Step 5: Solve for x
x = 4,196,988,448,597.14/2,370,631.13 - Step 6: Final answer
x = 1,770,409.74
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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.