Finding the Fourth Proportional to 1,067,436.77, 1,473,299.20 and 736,756.99
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Solution
The fourth proportional to 1,067,436.77, 1,473,299.20 and 736,756.99 is: 1,016,887.85
Step by Step Solution
- Step 1: Write the proportion equation
1,067,436.77 : 1,473,299.20 = 736,756.99 : x - Step 2: Convert to fraction form
1,067,436.77/1,473,299.20 = 736,756.99/x - Step 3: Cross multiply
1,067,436.77x = 1,473,299.20 × 736,756.99 - Step 4: Simplify right side
1,067,436.77x = 1,085,463,482,753.30 - Step 5: Solve for x
x = 1,085,463,482,753.30/1,067,436.77 - Step 6: Final answer
x = 1,016,887.85
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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.