Finding the Fourth Proportional to 1,413,421.44, 1,950,573.60 and 809,926.08
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Solution
The fourth proportional to 1,413,421.44, 1,950,573.60 and 809,926.08 is: 1,117,727.80
Step by Step Solution
- Step 1: Write the proportion equation
1,413,421.44 : 1,950,573.60 = 809,926.08 : x - Step 2: Convert to fraction form
1,413,421.44/1,950,573.60 = 809,926.08/x - Step 3: Cross multiply
1,413,421.44x = 1,950,573.60 × 809,926.08 - Step 4: Simplify right side
1,413,421.44x = 1,579,820,429,599.49 - Step 5: Solve for x
x = 1,579,820,429,599.49/1,413,421.44 - Step 6: Final answer
x = 1,117,727.80
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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.