Finding the Fourth Proportional to 1,772,973.75, 2,659,460.63 and 443,277.75
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Solution
The fourth proportional to 1,772,973.75, 2,659,460.63 and 443,277.75 is: 664,916.63
Step by Step Solution
- Step 1: Write the proportion equation
1,772,973.75 : 2,659,460.63 = 443,277.75 : x - Step 2: Convert to fraction form
1,772,973.75/2,659,460.63 = 443,277.75/x - Step 3: Cross multiply
1,772,973.75x = 2,659,460.63 × 443,277.75 - Step 4: Simplify right side
1,772,973.75x = 1,178,879,724,279.98 - Step 5: Solve for x
x = 1,178,879,724,279.98/1,772,973.75 - Step 6: Final answer
x = 664,916.63
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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.