Finding the Fourth Proportional to 2,564,864.07, 3,539,616.62 and 1,418,924.67
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Solution
The fourth proportional to 2,564,864.07, 3,539,616.62 and 1,418,924.67 is: 1,958,173.69
Step by Step Solution
- Step 1: Write the proportion equation
2,564,864.07 : 3,539,616.62 = 1,418,924.67 : x - Step 2: Convert to fraction form
2,564,864.07/3,539,616.62 = 1,418,924.67/x - Step 3: Cross multiply
2,564,864.07x = 3,539,616.62 × 1,418,924.67 - Step 4: Simplify right side
2,564,864.07x = 5,022,449,337,365.39 - Step 5: Solve for x
x = 5,022,449,337,365.39/2,564,864.07 - Step 6: Final answer
x = 1,958,173.69
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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.