Finding the Fourth Proportional to 2,873,418.84, 3,965,344.74 and 1,584,304.92
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Solution
The fourth proportional to 2,873,418.84, 3,965,344.74 and 1,584,304.92 is: 2,186,355.53
Step by Step Solution
- Step 1: Write the proportion equation
2,873,418.84 : 3,965,344.74 = 1,584,304.92 : x - Step 2: Convert to fraction form
2,873,418.84/3,965,344.74 = 1,584,304.92/x - Step 3: Cross multiply
2,873,418.84x = 3,965,344.74 × 1,584,304.92 - Step 4: Simplify right side
2,873,418.84x = 6,282,315,181,078.12 - Step 5: Solve for x
x = 6,282,315,181,078.12/2,873,418.84 - Step 6: Final answer
x = 2,186,355.53
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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.