Finding the Fourth Proportional to 4,800,279.86, 6,624,457.08 and 3,252,015.08
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Solution
The fourth proportional to 4,800,279.86, 6,624,457.08 and 3,252,015.08 is: 4,487,828.82
Step by Step Solution
- Step 1: Write the proportion equation
4,800,279.86 : 6,624,457.08 = 3,252,015.08 : x - Step 2: Convert to fraction form
4,800,279.86/6,624,457.08 = 3,252,015.08/x - Step 3: Cross multiply
4,800,279.86x = 6,624,457.08 × 3,252,015.08 - Step 4: Simplify right side
4,800,279.86x = 21,542,834,320,972.77 - Step 5: Solve for x
x = 21,542,834,320,972.77/4,800,279.86 - Step 6: Final answer
x = 4,487,828.82
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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.