Finding the Fourth Proportional to 1,728,950.41, 2,385,854.49 and 965,053.18
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Solution
The fourth proportional to 1,728,950.41, 2,385,854.49 and 965,053.18 is: 1,331,719.20
Step by Step Solution
- Step 1: Write the proportion equation
1,728,950.41 : 2,385,854.49 = 965,053.18 : x - Step 2: Convert to fraction form
1,728,950.41/2,385,854.49 = 965,053.18/x - Step 3: Cross multiply
1,728,950.41x = 2,385,854.49 × 965,053.18 - Step 4: Simplify right side
1,728,950.41x = 2,302,476,462,591.78 - Step 5: Solve for x
x = 2,302,476,462,591.78/1,728,950.41 - Step 6: Final answer
x = 1,331,719.20
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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.