Finding the Fourth Proportional to 1,527,975.99, 2,290,539.47 and 516,390.62
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Solution
The fourth proportional to 1,527,975.99, 2,290,539.47 and 516,390.62 is: 774,104.50
Step by Step Solution
- Step 1: Write the proportion equation
1,527,975.99 : 2,290,539.47 = 516,390.62 : x - Step 2: Convert to fraction form
1,527,975.99/2,290,539.47 = 516,390.62/x - Step 3: Cross multiply
1,527,975.99x = 2,290,539.47 × 516,390.62 - Step 4: Simplify right side
1,527,975.99x = 1,182,813,083,013.12 - Step 5: Solve for x
x = 1,182,813,083,013.12/1,527,975.99 - Step 6: Final answer
x = 774,104.50
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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.