Finding the Fourth Proportional to 1,618,007.99, 2,428,095.47 and 671,379.62
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Solution
The fourth proportional to 1,618,007.99, 2,428,095.47 and 671,379.62 is: 1,007,519.01
Step by Step Solution
- Step 1: Write the proportion equation
1,618,007.99 : 2,428,095.47 = 671,379.62 : x - Step 2: Convert to fraction form
1,618,007.99/2,428,095.47 = 671,379.62/x - Step 3: Cross multiply
1,618,007.99x = 2,428,095.47 × 671,379.62 - Step 4: Simplify right side
1,618,007.99x = 1,630,173,816,685.66 - Step 5: Solve for x
x = 1,630,173,816,685.66/1,618,007.99 - Step 6: Final answer
x = 1,007,519.01
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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.