Finding the Fourth Proportional to 4,809,035.32, 7,213,567.46 and 1,165,750.76
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Solution
The fourth proportional to 4,809,035.32, 7,213,567.46 and 1,165,750.76 is: 1,748,629.65
Step by Step Solution
- Step 1: Write the proportion equation
4,809,035.32 : 7,213,567.46 = 1,165,750.76 : x - Step 2: Convert to fraction form
4,809,035.32/7,213,567.46 = 1,165,750.76/x - Step 3: Cross multiply
4,809,035.32x = 7,213,567.46 × 1,165,750.76 - Step 4: Simplify right side
4,809,035.32x = 8,409,221,761,011.44 - Step 5: Solve for x
x = 8,409,221,761,011.44/4,809,035.32 - Step 6: Final answer
x = 1,748,629.65
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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.