Finding the Fourth Proportional to 2,802,194.60, 4,203,295.99 and 780,444.32
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Solution
The fourth proportional to 2,802,194.60, 4,203,295.99 and 780,444.32 is: 1,170,667.62
Step by Step Solution
- Step 1: Write the proportion equation
2,802,194.60 : 4,203,295.99 = 780,444.32 : x - Step 2: Convert to fraction form
2,802,194.60/4,203,295.99 = 780,444.32/x - Step 3: Cross multiply
2,802,194.60x = 4,203,295.99 × 780,444.32 - Step 4: Simplify right side
2,802,194.60x = 3,280,438,489,231.41 - Step 5: Solve for x
x = 3,280,438,489,231.41/2,802,194.60 - Step 6: Final answer
x = 1,170,667.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.