Finding the Fourth Proportional to 4,326,775.17, 6,490,173.83 and 1,767,990.18
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Solution
The fourth proportional to 4,326,775.17, 6,490,173.83 and 1,767,990.18 is: 2,651,989.80
Step by Step Solution
- Step 1: Write the proportion equation
4,326,775.17 : 6,490,173.83 = 1,767,990.18 : x - Step 2: Convert to fraction form
4,326,775.17/6,490,173.83 = 1,767,990.18/x - Step 3: Cross multiply
4,326,775.17x = 6,490,173.83 × 1,767,990.18 - Step 4: Simplify right side
4,326,775.17x = 11,474,563,597,932.99 - Step 5: Solve for x
x = 11,474,563,597,932.99/4,326,775.17 - Step 6: Final answer
x = 2,651,989.80
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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.