Finding the Fourth Proportional to 2,325,322.62, 3,209,124.94 and 1,395,065.21
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Solution
The fourth proportional to 2,325,322.62, 3,209,124.94 and 1,395,065.21 is: 1,925,297.81
Step by Step Solution
- Step 1: Write the proportion equation
2,325,322.62 : 3,209,124.94 = 1,395,065.21 : x - Step 2: Convert to fraction form
2,325,322.62/3,209,124.94 = 1,395,065.21/x - Step 3: Cross multiply
2,325,322.62x = 3,209,124.94 × 1,395,065.21 - Step 4: Simplify right side
2,325,322.62x = 4,476,938,538,804.05 - Step 5: Solve for x
x = 4,476,938,538,804.05/2,325,322.62 - Step 6: Final answer
x = 1,925,297.81
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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.