Finding the Fourth Proportional to 3,561,587.62, 5,344,135.35 and 1,668,002.02
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Solution
The fourth proportional to 3,561,587.62, 5,344,135.35 and 1,668,002.02 is: 2,502,824.45
Step by Step Solution
- Step 1: Write the proportion equation
3,561,587.62 : 5,344,135.35 = 1,668,002.02 : x - Step 2: Convert to fraction form
3,561,587.62/5,344,135.35 = 1,668,002.02/x - Step 3: Cross multiply
3,561,587.62x = 5,344,135.35 × 1,668,002.02 - Step 4: Simplify right side
3,561,587.62x = 8,914,028,558,953.41 - Step 5: Solve for x
x = 8,914,028,558,953.41/3,561,587.62 - Step 6: Final answer
x = 2,502,824.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.