Finding the Fourth Proportional to 4,189,903.23, 6,283,707.83 and 1,156,543.95
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Solution
The fourth proportional to 4,189,903.23, 6,283,707.83 and 1,156,543.95 is: 1,734,499.31
Step by Step Solution
- Step 1: Write the proportion equation
4,189,903.23 : 6,283,707.83 = 1,156,543.95 : x - Step 2: Convert to fraction form
4,189,903.23/6,283,707.83 = 1,156,543.95/x - Step 3: Cross multiply
4,189,903.23x = 6,283,707.83 × 1,156,543.95 - Step 4: Simplify right side
4,189,903.23x = 7,267,384,268,571.41 - Step 5: Solve for x
x = 7,267,384,268,571.41/4,189,903.23 - Step 6: Final answer
x = 1,734,499.31
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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.