Finding the Fourth Proportional to 2,542,534.24, 3,507,694.32 and 1,637,641.12
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Solution
The fourth proportional to 2,542,534.24, 3,507,694.32 and 1,637,641.12 is: 2,259,298.76
Step by Step Solution
- Step 1: Write the proportion equation
2,542,534.24 : 3,507,694.32 = 1,637,641.12 : x - Step 2: Convert to fraction form
2,542,534.24/3,507,694.32 = 1,637,641.12/x - Step 3: Cross multiply
2,542,534.24x = 3,507,694.32 × 1,637,641.12 - Step 4: Simplify right side
2,542,534.24x = 5,744,344,454,822.44 - Step 5: Solve for x
x = 5,744,344,454,822.44/2,542,534.24 - Step 6: Final answer
x = 2,259,298.76
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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.