Finding the Fourth Proportional to 2,588,989.14, 3,883,639.40 and 791,888.18
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Solution
The fourth proportional to 2,588,989.14, 3,883,639.40 and 791,888.18 is: 1,187,879.88
Step by Step Solution
- Step 1: Write the proportion equation
2,588,989.14 : 3,883,639.40 = 791,888.18 : x - Step 2: Convert to fraction form
2,588,989.14/3,883,639.40 = 791,888.18/x - Step 3: Cross multiply
2,588,989.14x = 3,883,639.40 × 791,888.18 - Step 4: Simplify right side
2,588,989.14x = 3,075,408,112,864.65 - Step 5: Solve for x
x = 3,075,408,112,864.65/2,588,989.14 - Step 6: Final answer
x = 1,187,879.88
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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.