Finding the Fourth Proportional to 4,088,345.40, 6,132,518.10 and 3,780,415.80
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Solution
The fourth proportional to 4,088,345.40, 6,132,518.10 and 3,780,415.80 is: 5,670,623.70
Step by Step Solution
- Step 1: Write the proportion equation
4,088,345.40 : 6,132,518.10 = 3,780,415.80 : x - Step 2: Convert to fraction form
4,088,345.40/6,132,518.10 = 3,780,415.80/x - Step 3: Cross multiply
4,088,345.40x = 6,132,518.10 × 3,780,415.80 - Step 4: Simplify right side
4,088,345.40x = 23,183,468,319,025.98 - Step 5: Solve for x
x = 23,183,468,319,025.98/4,088,345.40 - Step 6: Final answer
x = 5,670,623.70
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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.