Finding the Fourth Proportional to 3,364,124.62, 4,642,330.57 and 1,913,684.35
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Solution
The fourth proportional to 3,364,124.62, 4,642,330.57 and 1,913,684.35 is: 2,640,792.59
Step by Step Solution
- Step 1: Write the proportion equation
3,364,124.62 : 4,642,330.57 = 1,913,684.35 : x - Step 2: Convert to fraction form
3,364,124.62/4,642,330.57 = 1,913,684.35/x - Step 3: Cross multiply
3,364,124.62x = 4,642,330.57 × 1,913,684.35 - Step 4: Simplify right side
3,364,124.62x = 8,883,955,359,335.58 - Step 5: Solve for x
x = 8,883,955,359,335.58/3,364,124.62 - Step 6: Final answer
x = 2,640,792.59
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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.