Finding the Fourth Proportional to 2,118,606.48, 3,176,910.84 and 769,818
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Solution
The fourth proportional to 2,118,606.48, 3,176,910.84 and 769,818 is: 1,154,364.05
Step by Step Solution
- Step 1: Write the proportion equation
2,118,606.48 : 3,176,910.84 = 769,818 : x - Step 2: Convert to fraction form
2,118,606.48/3,176,910.84 = 769,818/x - Step 3: Cross multiply
2,118,606.48x = 3,176,910.84 × 769,818 - Step 4: Simplify right side
2,118,606.48x = 2,445,643,149,027.12 - Step 5: Solve for x
x = 2,445,643,149,027.12/2,118,606.48 - Step 6: Final answer
x = 1,154,364.05
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.