Finding the Fourth Proportional to 4,922,781.04, 6,793,154.40 and 2,747,153.44
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Solution
The fourth proportional to 4,922,781.04, 6,793,154.40 and 2,747,153.44 is: 3,790,913.58
Step by Step Solution
- Step 1: Write the proportion equation
4,922,781.04 : 6,793,154.40 = 2,747,153.44 : x - Step 2: Convert to fraction form
4,922,781.04/6,793,154.40 = 2,747,153.44/x - Step 3: Cross multiply
4,922,781.04x = 6,793,154.40 × 2,747,153.44 - Step 4: Simplify right side
4,922,781.04x = 18,661,837,478,411.14 - Step 5: Solve for x
x = 18,661,837,478,411.14/4,922,781.04 - Step 6: Final answer
x = 3,790,913.58
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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.