Finding the Fourth Proportional to 2,190,710.20, 3,283,127.99 and 1,704,978.87
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Solution
The fourth proportional to 2,190,710.20, 3,283,127.99 and 1,704,978.87 is: 2,555,182.26
Step by Step Solution
- Step 1: Write the proportion equation
2,190,710.20 : 3,283,127.99 = 1,704,978.87 : x - Step 2: Convert to fraction form
2,190,710.20/3,283,127.99 = 1,704,978.87/x - Step 3: Cross multiply
2,190,710.20x = 3,283,127.99 × 1,704,978.87 - Step 4: Simplify right side
2,190,710.20x = 5,597,663,831,217.36 - Step 5: Solve for x
x = 5,597,663,831,217.36/2,190,710.20 - Step 6: Final answer
x = 2,555,182.26
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.