Finding the Fourth Proportional to 2,431,774.36, 3,356,022.36 and 1,344,022.53
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Solution
The fourth proportional to 2,431,774.36, 3,356,022.36 and 1,344,022.53 is: 1,854,847.12
Step by Step Solution
- Step 1: Write the proportion equation
2,431,774.36 : 3,356,022.36 = 1,344,022.53 : x - Step 2: Convert to fraction form
2,431,774.36/3,356,022.36 = 1,344,022.53/x - Step 3: Cross multiply
2,431,774.36x = 3,356,022.36 × 1,344,022.53 - Step 4: Simplify right side
2,431,774.36x = 4,510,569,663,023.77 - Step 5: Solve for x
x = 4,510,569,663,023.77/2,431,774.36 - Step 6: Final answer
x = 1,854,847.12
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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.