Finding the Fourth Proportional to 4,745,982, 7,121,483.10 and 2,588,564.64
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Solution
The fourth proportional to 4,745,982, 7,121,483.10 and 2,588,564.64 is: 3,884,216.02
Step by Step Solution
- Step 1: Write the proportion equation
4,745,982 : 7,121,483.10 = 2,588,564.64 : x - Step 2: Convert to fraction form
4,745,982/7,121,483.10 = 2,588,564.64/x - Step 3: Cross multiply
4,745,982x = 7,121,483.10 × 2,588,564.64 - Step 4: Simplify right side
4,745,982x = 18,434,419,337,017.58 - Step 5: Solve for x
x = 18,434,419,337,017.58/4,745,982 - Step 6: Final answer
x = 3,884,216.02
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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.