Finding the Fourth Proportional to 4,075,314.21, 5,624,060.12 and 2,239,739.19
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Solution
The fourth proportional to 4,075,314.21, 5,624,060.12 and 2,239,739.19 is: 3,090,909.61
Step by Step Solution
- Step 1: Write the proportion equation
4,075,314.21 : 5,624,060.12 = 2,239,739.19 : x - Step 2: Convert to fraction form
4,075,314.21/5,624,060.12 = 2,239,739.19/x - Step 3: Cross multiply
4,075,314.21x = 5,624,060.12 × 2,239,739.19 - Step 4: Simplify right side
4,075,314.21x = 12,596,427,846,481.41 - Step 5: Solve for x
x = 12,596,427,846,481.41/4,075,314.21 - Step 6: Final answer
x = 3,090,909.61
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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.