Finding the Fourth Proportional to 2,448,347.36, 3,378,706.55 and 1,345,804.12
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Solution
The fourth proportional to 2,448,347.36, 3,378,706.55 and 1,345,804.12 is: 1,857,202.64
Step by Step Solution
- Step 1: Write the proportion equation
2,448,347.36 : 3,378,706.55 = 1,345,804.12 : x - Step 2: Convert to fraction form
2,448,347.36/3,378,706.55 = 1,345,804.12/x - Step 3: Cross multiply
2,448,347.36x = 3,378,706.55 × 1,345,804.12 - Step 4: Simplify right side
2,448,347.36x = 4,547,077,171,638.43 - Step 5: Solve for x
x = 4,547,077,171,638.43/2,448,347.36 - Step 6: Final answer
x = 1,857,202.64
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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.