Finding the Fourth Proportional to 2,250,780.96, 3,106,077.60 and 1,232,185.68
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Solution
The fourth proportional to 2,250,780.96, 3,106,077.60 and 1,232,185.68 is: 1,700,416.17
Step by Step Solution
- Step 1: Write the proportion equation
2,250,780.96 : 3,106,077.60 = 1,232,185.68 : x - Step 2: Convert to fraction form
2,250,780.96/3,106,077.60 = 1,232,185.68/x - Step 3: Cross multiply
2,250,780.96x = 3,106,077.60 × 1,232,185.68 - Step 4: Simplify right side
2,250,780.96x = 3,827,264,339,688.77 - Step 5: Solve for x
x = 3,827,264,339,688.77/2,250,780.96 - Step 6: Final answer
x = 1,700,416.17
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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.