Finding the Fourth Proportional to 2,403,297.76, 3,316,324.08 and 1,436,235.52
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Solution
The fourth proportional to 2,403,297.76, 3,316,324.08 and 1,436,235.52 is: 1,981,869.46
Step by Step Solution
- Step 1: Write the proportion equation
2,403,297.76 : 3,316,324.08 = 1,436,235.52 : x - Step 2: Convert to fraction form
2,403,297.76/3,316,324.08 = 1,436,235.52/x - Step 3: Cross multiply
2,403,297.76x = 3,316,324.08 × 1,436,235.52 - Step 4: Simplify right side
2,403,297.76x = 4,763,022,439,527.32 - Step 5: Solve for x
x = 4,763,022,439,527.32/2,403,297.76 - Step 6: Final answer
x = 1,981,869.46
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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.