Finding the Fourth Proportional to 3,164,611.36, 4,367,177.06 and 1,714,306.81
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Solution
The fourth proportional to 3,164,611.36, 4,367,177.06 and 1,714,306.81 is: 2,365,750.65
Step by Step Solution
- Step 1: Write the proportion equation
3,164,611.36 : 4,367,177.06 = 1,714,306.81 : x - Step 2: Convert to fraction form
3,164,611.36/4,367,177.06 = 1,714,306.81/x - Step 3: Cross multiply
3,164,611.36x = 4,367,177.06 × 1,714,306.81 - Step 4: Simplify right side
3,164,611.36x = 7,486,681,374,433.78 - Step 5: Solve for x
x = 7,486,681,374,433.78/3,164,611.36 - Step 6: Final answer
x = 2,365,750.65
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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.