Finding the Fourth Proportional to 4,192,039.80, 6,288,059.70 and 1,497,655.80
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Solution
The fourth proportional to 4,192,039.80, 6,288,059.70 and 1,497,655.80 is: 2,246,483.70
Step by Step Solution
- Step 1: Write the proportion equation
4,192,039.80 : 6,288,059.70 = 1,497,655.80 : x - Step 2: Convert to fraction form
4,192,039.80/6,288,059.70 = 1,497,655.80/x - Step 3: Cross multiply
4,192,039.80x = 6,288,059.70 × 1,497,655.80 - Step 4: Simplify right side
4,192,039.80x = 9,417,349,080,451.26 - Step 5: Solve for x
x = 9,417,349,080,451.26/4,192,039.80 - Step 6: Final answer
x = 2,246,483.70
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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.