Finding the Fourth Proportional to 2,863,461.12, 3,951,603.36 and 1,574,310.48
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Solution
The fourth proportional to 2,863,461.12, 3,951,603.36 and 1,574,310.48 is: 2,172,563.31
Step by Step Solution
- Step 1: Write the proportion equation
2,863,461.12 : 3,951,603.36 = 1,574,310.48 : x - Step 2: Convert to fraction form
2,863,461.12/3,951,603.36 = 1,574,310.48/x - Step 3: Cross multiply
2,863,461.12x = 3,951,603.36 × 1,574,310.48 - Step 4: Simplify right side
2,863,461.12x = 6,221,050,582,451.21 - Step 5: Solve for x
x = 6,221,050,582,451.21/2,863,461.12 - Step 6: Final answer
x = 2,172,563.31
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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.