Finding the Fourth Proportional to 5,827,201.70, 8,740,802.55 and 5,260,331.30
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Solution
The fourth proportional to 5,827,201.70, 8,740,802.55 and 5,260,331.30 is: 7,890,496.95
Step by Step Solution
- Step 1: Write the proportion equation
5,827,201.70 : 8,740,802.55 = 5,260,331.30 : x - Step 2: Convert to fraction form
5,827,201.70/8,740,802.55 = 5,260,331.30/x - Step 3: Cross multiply
5,827,201.70x = 8,740,802.55 × 5,260,331.30 - Step 4: Simplify right side
5,827,201.70x = 45,979,517,240,884.82 - Step 5: Solve for x
x = 45,979,517,240,884.82/5,827,201.70 - Step 6: Final answer
x = 7,890,496.95
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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.