Finding the Fourth Proportional to 2,930,544.60, 4,395,816.90 and 1,796,803.80
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Solution
The fourth proportional to 2,930,544.60, 4,395,816.90 and 1,796,803.80 is: 2,695,205.70
Step by Step Solution
- Step 1: Write the proportion equation
2,930,544.60 : 4,395,816.90 = 1,796,803.80 : x - Step 2: Convert to fraction form
2,930,544.60/4,395,816.90 = 1,796,803.80/x - Step 3: Cross multiply
2,930,544.60x = 4,395,816.90 × 1,796,803.80 - Step 4: Simplify right side
2,930,544.60x = 7,898,420,510,024.22 - Step 5: Solve for x
x = 7,898,420,510,024.22/2,930,544.60 - Step 6: Final answer
x = 2,695,205.70
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1.5x scale
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.