Finding the Fourth Proportional to 1,616,768.10, 2,424,175.31 and 644,281.97
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Solution
The fourth proportional to 1,616,768.10, 2,424,175.31 and 644,281.97 is: 966,033.68
Step by Step Solution
- Step 1: Write the proportion equation
1,616,768.10 : 2,424,175.31 = 644,281.97 : x - Step 2: Convert to fraction form
1,616,768.10/2,424,175.31 = 644,281.97/x - Step 3: Cross multiply
1,616,768.10x = 2,424,175.31 × 644,281.97 - Step 4: Simplify right side
1,616,768.10x = 1,561,852,444,352.16 - Step 5: Solve for x
x = 1,561,852,444,352.16/1,616,768.10 - Step 6: Final answer
x = 966,033.68
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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.