Finding the Fourth Proportional to 5,598,533.70, 8,397,800.55 and 2,403,116.10
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Solution
The fourth proportional to 5,598,533.70, 8,397,800.55 and 2,403,116.10 is: 3,604,674.15
Step by Step Solution
- Step 1: Write the proportion equation
5,598,533.70 : 8,397,800.55 = 2,403,116.10 : x - Step 2: Convert to fraction form
5,598,533.70/8,397,800.55 = 2,403,116.10/x - Step 3: Cross multiply
5,598,533.70x = 8,397,800.55 × 2,403,116.10 - Step 4: Simplify right side
5,598,533.70x = 20,180,889,706,293.86 - Step 5: Solve for x
x = 20,180,889,706,293.86/5,598,533.70 - Step 6: Final answer
x = 3,604,674.15
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Double scale
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Similar ratio
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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.