Finding the Fourth Proportional to 1,616,888.70, 2,424,919.37 and 479,384.91
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Solution
The fourth proportional to 1,616,888.70, 2,424,919.37 and 479,384.91 is: 718,954.71
Step by Step Solution
- Step 1: Write the proportion equation
1,616,888.70 : 2,424,919.37 = 479,384.91 : x - Step 2: Convert to fraction form
1,616,888.70/2,424,919.37 = 479,384.91/x - Step 3: Cross multiply
1,616,888.70x = 2,424,919.37 × 479,384.91 - Step 4: Simplify right side
1,616,888.70x = 1,162,469,751,547.78 - Step 5: Solve for x
x = 1,162,469,751,547.78/1,616,888.70 - Step 6: Final answer
x = 718,954.71
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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.