Finding the Fourth Proportional to 3,576,252.57, 4,936,309.14 and 2,430,997.21
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Solution
The fourth proportional to 3,576,252.57, 4,936,309.14 and 2,430,997.21 is: 3,355,510.70
Step by Step Solution
- Step 1: Write the proportion equation
3,576,252.57 : 4,936,309.14 = 2,430,997.21 : x - Step 2: Convert to fraction form
3,576,252.57/4,936,309.14 = 2,430,997.21/x - Step 3: Cross multiply
3,576,252.57x = 4,936,309.14 × 2,430,997.21 - Step 4: Simplify right side
3,576,252.57x = 12,000,153,748,649.77 - Step 5: Solve for x
x = 12,000,153,748,649.77/3,576,252.57 - Step 6: Final answer
x = 3,355,510.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.