Finding the Fourth Proportional to 2,635,854.42, 3,954,388.41 and 1,119,585.36
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Solution
The fourth proportional to 2,635,854.42, 3,954,388.41 and 1,119,585.36 is: 1,679,635.77
Step by Step Solution
- Step 1: Write the proportion equation
2,635,854.42 : 3,954,388.41 = 1,119,585.36 : x - Step 2: Convert to fraction form
2,635,854.42/3,954,388.41 = 1,119,585.36/x - Step 3: Cross multiply
2,635,854.42x = 3,954,388.41 × 1,119,585.36 - Step 4: Simplify right side
2,635,854.42x = 4,427,275,371,589.68 - Step 5: Solve for x
x = 4,427,275,371,589.68/2,635,854.42 - Step 6: Final answer
x = 1,679,635.77
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.