Finding the Fourth Proportional to 4,842,650.84, 7,261,453.86 and 1,807,520.44
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Solution
The fourth proportional to 4,842,650.84, 7,261,453.86 and 1,807,520.44 is: 2,710,339.17
Step by Step Solution
- Step 1: Write the proportion equation
4,842,650.84 : 7,261,453.86 = 1,807,520.44 : x - Step 2: Convert to fraction form
4,842,650.84/7,261,453.86 = 1,807,520.44/x - Step 3: Cross multiply
4,842,650.84x = 7,261,453.86 × 1,807,520.44 - Step 4: Simplify right side
4,842,650.84x = 13,125,226,276,066.90 - Step 5: Solve for x
x = 13,125,226,276,066.90/4,842,650.84 - Step 6: Final answer
x = 2,710,339.17
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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.