Finding the Fourth Proportional to 3,486,886.99, 4,813,209.34 and 2,618,231.04
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Solution
The fourth proportional to 3,486,886.99, 4,813,209.34 and 2,618,231.04 is: 3,614,138.95
Step by Step Solution
- Step 1: Write the proportion equation
3,486,886.99 : 4,813,209.34 = 2,618,231.04 : x - Step 2: Convert to fraction form
3,486,886.99/4,813,209.34 = 2,618,231.04/x - Step 3: Cross multiply
3,486,886.99x = 4,813,209.34 × 2,618,231.04 - Step 4: Simplify right side
3,486,886.99x = 12,602,094,089,460.34 - Step 5: Solve for x
x = 12,602,094,089,460.34/3,486,886.99 - Step 6: Final answer
x = 3,614,138.95
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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.