Finding the Fourth Proportional to 1,672,199.01, 2,307,646.80 and 908,252.82
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Solution
The fourth proportional to 1,672,199.01, 2,307,646.80 and 908,252.82 is: 1,253,395.50
Step by Step Solution
- Step 1: Write the proportion equation
1,672,199.01 : 2,307,646.80 = 908,252.82 : x - Step 2: Convert to fraction form
1,672,199.01/2,307,646.80 = 908,252.82/x - Step 3: Cross multiply
1,672,199.01x = 2,307,646.80 × 908,252.82 - Step 4: Simplify right side
1,672,199.01x = 2,095,926,713,663.98 - Step 5: Solve for x
x = 2,095,926,713,663.98/1,672,199.01 - Step 6: Final answer
x = 1,253,395.50
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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.