Finding the Fourth Proportional to 1,965,425.68, 2,943,859.52 and 1,204,967.44
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Solution
The fourth proportional to 1,965,425.68, 2,943,859.52 and 1,204,967.44 is: 1,804,827.78
Step by Step Solution
- Step 1: Write the proportion equation
1,965,425.68 : 2,943,859.52 = 1,204,967.44 : x - Step 2: Convert to fraction form
1,965,425.68/2,943,859.52 = 1,204,967.44/x - Step 3: Cross multiply
1,965,425.68x = 2,943,859.52 × 1,204,967.44 - Step 4: Simplify right side
1,965,425.68x = 3,547,254,869,534.03 - Step 5: Solve for x
x = 3,547,254,869,534.03/1,965,425.68 - Step 6: Final answer
x = 1,804,827.78
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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.