Finding the Fourth Proportional to 2,068,895.99, 3,103,361.26 and 721,056.41
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Solution
The fourth proportional to 2,068,895.99, 3,103,361.26 and 721,056.41 is: 1,081,590.63
Step by Step Solution
- Step 1: Write the proportion equation
2,068,895.99 : 3,103,361.26 = 721,056.41 : x - Step 2: Convert to fraction form
2,068,895.99/3,103,361.26 = 721,056.41/x - Step 3: Cross multiply
2,068,895.99x = 3,103,361.26 × 721,056.41 - Step 4: Simplify right side
2,068,895.99x = 2,237,698,513,551.87 - Step 5: Solve for x
x = 2,237,698,513,551.87/2,068,895.99 - Step 6: Final answer
x = 1,081,590.63
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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.