Finding the Fourth Proportional to 3,129,567.03, 4,694,350.61 and 1,708,848.09
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Solution
The fourth proportional to 3,129,567.03, 4,694,350.61 and 1,708,848.09 is: 2,563,272.17
Step by Step Solution
- Step 1: Write the proportion equation
3,129,567.03 : 4,694,350.61 = 1,708,848.09 : x - Step 2: Convert to fraction form
3,129,567.03/4,694,350.61 = 1,708,848.09/x - Step 3: Cross multiply
3,129,567.03x = 4,694,350.61 × 1,708,848.09 - Step 4: Simplify right side
3,129,567.03x = 8,021,932,077,960.96 - Step 5: Solve for x
x = 8,021,932,077,960.96/3,129,567.03 - Step 6: Final answer
x = 2,563,272.17
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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.