Finding the Fourth Proportional to 4,736,796.23, 7,102,474.60 and 1,854,788.70
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Solution
The fourth proportional to 4,736,796.23, 7,102,474.60 and 1,854,788.70 is: 2,781,118.08
Step by Step Solution
- Step 1: Write the proportion equation
4,736,796.23 : 7,102,474.60 = 1,854,788.70 : x - Step 2: Convert to fraction form
4,736,796.23/7,102,474.60 = 1,854,788.70/x - Step 3: Cross multiply
4,736,796.23x = 7,102,474.60 × 1,854,788.70 - Step 4: Simplify right side
4,736,796.23x = 13,173,589,630,117.02 - Step 5: Solve for x
x = 13,173,589,630,117.02/4,736,796.23 - Step 6: Final answer
x = 2,781,118.08
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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.