Finding the Fourth Proportional to 1,665,031.02, 2,497,546.62 and 402,858.64
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Solution
The fourth proportional to 1,665,031.02, 2,497,546.62 and 402,858.64 is: 604,287.99
Step by Step Solution
- Step 1: Write the proportion equation
1,665,031.02 : 2,497,546.62 = 402,858.64 : x - Step 2: Convert to fraction form
1,665,031.02/2,497,546.62 = 402,858.64/x - Step 3: Cross multiply
1,665,031.02x = 2,497,546.62 × 402,858.64 - Step 4: Simplify right side
1,665,031.02x = 1,006,158,240,510.95 - Step 5: Solve for x
x = 1,006,158,240,510.95/1,665,031.02 - Step 6: Final answer
x = 604,287.99
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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.