Finding the Fourth Proportional to 4,367,049.68, 6,551,789.80 and 1,905,280.96
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Solution
The fourth proportional to 4,367,049.68, 6,551,789.80 and 1,905,280.96 is: 2,858,451.65
Step by Step Solution
- Step 1: Write the proportion equation
4,367,049.68 : 6,551,789.80 = 1,905,280.96 : x - Step 2: Convert to fraction form
4,367,049.68/6,551,789.80 = 1,905,280.96/x - Step 3: Cross multiply
4,367,049.68x = 6,551,789.80 × 1,905,280.96 - Step 4: Simplify right side
4,367,049.68x = 12,483,000,359,862.21 - Step 5: Solve for x
x = 12,483,000,359,862.21/4,367,049.68 - Step 6: Final answer
x = 2,858,451.65
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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.