Finding the Fourth Proportional to 1,531,304.99, 2,296,782.22 and 409,461.47
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Solution
The fourth proportional to 1,531,304.99, 2,296,782.22 and 409,461.47 is: 614,145.34
Step by Step Solution
- Step 1: Write the proportion equation
1,531,304.99 : 2,296,782.22 = 409,461.47 : x - Step 2: Convert to fraction form
1,531,304.99/2,296,782.22 = 409,461.47/x - Step 3: Cross multiply
1,531,304.99x = 2,296,782.22 × 409,461.47 - Step 4: Simplify right side
1,531,304.99x = 940,443,824,071.06 - Step 5: Solve for x
x = 940,443,824,071.06/1,531,304.99 - Step 6: Final answer
x = 614,145.34
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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.