Finding the Fourth Proportional to 1,160,573.70, 1,601,519.62 and 644,297.49
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Solution
The fourth proportional to 1,160,573.70, 1,601,519.62 and 644,297.49 is: 889,090.52
Step by Step Solution
- Step 1: Write the proportion equation
1,160,573.70 : 1,601,519.62 = 644,297.49 : x - Step 2: Convert to fraction form
1,160,573.70/1,601,519.62 = 644,297.49/x - Step 3: Cross multiply
1,160,573.70x = 1,601,519.62 × 644,297.49 - Step 4: Simplify right side
1,160,573.70x = 1,031,855,071,351.75 - Step 5: Solve for x
x = 1,031,855,071,351.75/1,160,573.70 - Step 6: Final answer
x = 889,090.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.