Finding the Fourth Proportional to 2,268,418.32, 3,130,869.96 and 1,302,201.36
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Solution
The fourth proportional to 2,268,418.32, 3,130,869.96 and 1,302,201.36 is: 1,797,297.74
Step by Step Solution
- Step 1: Write the proportion equation
2,268,418.32 : 3,130,869.96 = 1,302,201.36 : x - Step 2: Convert to fraction form
2,268,418.32/3,130,869.96 = 1,302,201.36/x - Step 3: Cross multiply
2,268,418.32x = 3,130,869.96 × 1,302,201.36 - Step 4: Simplify right side
2,268,418.32x = 4,077,023,119,895.15 - Step 5: Solve for x
x = 4,077,023,119,895.15/2,268,418.32 - Step 6: Final answer
x = 1,797,297.74
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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.