Finding the Fourth Proportional to 3,750,723.86, 5,625,429.80 and 1,054,408.13
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Solution
The fourth proportional to 3,750,723.86, 5,625,429.80 and 1,054,408.13 is: 1,581,427.79
Step by Step Solution
- Step 1: Write the proportion equation
3,750,723.86 : 5,625,429.80 = 1,054,408.13 : x - Step 2: Convert to fraction form
3,750,723.86/5,625,429.80 = 1,054,408.13/x - Step 3: Cross multiply
3,750,723.86x = 5,625,429.80 × 1,054,408.13 - Step 4: Simplify right side
3,750,723.86x = 5,931,498,941,134.53 - Step 5: Solve for x
x = 5,931,498,941,134.53/3,750,723.86 - Step 6: Final answer
x = 1,581,427.79
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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.