Finding the Fourth Proportional to 1,616,868.47, 2,424,888.99 and 479,364.66
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Solution
The fourth proportional to 1,616,868.47, 2,424,888.99 and 479,364.66 is: 718,924.33
Step by Step Solution
- Step 1: Write the proportion equation
1,616,868.47 : 2,424,888.99 = 479,364.66 : x - Step 2: Convert to fraction form
1,616,868.47/2,424,888.99 = 479,364.66/x - Step 3: Cross multiply
1,616,868.47x = 2,424,888.99 × 479,364.66 - Step 4: Simplify right side
1,616,868.47x = 1,162,406,086,229.09 - Step 5: Solve for x
x = 1,162,406,086,229.09/1,616,868.47 - Step 6: Final answer
x = 718,924.33
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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.