Finding the Fourth Proportional to 4,373,875.80, 6,560,813.70 and 2,014,579.80
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Solution
The fourth proportional to 4,373,875.80, 6,560,813.70 and 2,014,579.80 is: 3,021,869.70
Step by Step Solution
- Step 1: Write the proportion equation
4,373,875.80 : 6,560,813.70 = 2,014,579.80 : x - Step 2: Convert to fraction form
4,373,875.80/6,560,813.70 = 2,014,579.80/x - Step 3: Cross multiply
4,373,875.80x = 6,560,813.70 × 2,014,579.80 - Step 4: Simplify right side
4,373,875.80x = 13,217,282,751,583.26 - Step 5: Solve for x
x = 13,217,282,751,583.26/4,373,875.80 - Step 6: Final answer
x = 3,021,869.70
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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.