Finding the Fourth Proportional to 2,398,548.99, 3,309,997.95 and 1,366,152.96
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Solution
The fourth proportional to 2,398,548.99, 3,309,997.95 and 1,366,152.96 is: 1,885,291.28
Step by Step Solution
- Step 1: Write the proportion equation
2,398,548.99 : 3,309,997.95 = 1,366,152.96 : x - Step 2: Convert to fraction form
2,398,548.99/3,309,997.95 = 1,366,152.96/x - Step 3: Cross multiply
2,398,548.99x = 3,309,997.95 × 1,366,152.96 - Step 4: Simplify right side
2,398,548.99x = 4,521,963,496,986.43 - Step 5: Solve for x
x = 4,521,963,496,986.43/2,398,548.99 - Step 6: Final answer
x = 1,885,291.28
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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.