Finding the Fourth Proportional to 4,374,143.80, 6,561,215.70 and 2,484,575.80
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Solution
The fourth proportional to 4,374,143.80, 6,561,215.70 and 2,484,575.80 is: 3,726,863.70
Step by Step Solution
- Step 1: Write the proportion equation
4,374,143.80 : 6,561,215.70 = 2,484,575.80 : x - Step 2: Convert to fraction form
4,374,143.80/6,561,215.70 = 2,484,575.80/x - Step 3: Cross multiply
4,374,143.80x = 6,561,215.70 × 2,484,575.80 - Step 4: Simplify right side
4,374,143.80x = 16,301,837,746,800.06 - Step 5: Solve for x
x = 16,301,837,746,800.06/4,374,143.80 - Step 6: Final answer
x = 3,726,863.70
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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.