Finding the Fourth Proportional to 2,466,547.77, 3,403,849.58 and 1,378,865.19
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Solution
The fourth proportional to 2,466,547.77, 3,403,849.58 and 1,378,865.19 is: 1,902,841.60
Step by Step Solution
- Step 1: Write the proportion equation
2,466,547.77 : 3,403,849.58 = 1,378,865.19 : x - Step 2: Convert to fraction form
2,466,547.77/3,403,849.58 = 1,378,865.19/x - Step 3: Cross multiply
2,466,547.77x = 3,403,849.58 × 1,378,865.19 - Step 4: Simplify right side
2,466,547.77x = 4,693,449,701,305.28 - Step 5: Solve for x
x = 4,693,449,701,305.28/2,466,547.77 - Step 6: Final answer
x = 1,902,841.60
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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.