Finding the Fourth Proportional to 3,075,739.68, 4,244,640.88 and 1,699,154.40
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Solution
The fourth proportional to 3,075,739.68, 4,244,640.88 and 1,699,154.40 is: 2,344,899.43
Step by Step Solution
- Step 1: Write the proportion equation
3,075,739.68 : 4,244,640.88 = 1,699,154.40 : x - Step 2: Convert to fraction form
3,075,739.68/4,244,640.88 = 1,699,154.40/x - Step 3: Cross multiply
3,075,739.68x = 4,244,640.88 × 1,699,154.40 - Step 4: Simplify right side
3,075,739.68x = 7,212,300,227,671.87 - Step 5: Solve for x
x = 7,212,300,227,671.87/3,075,739.68 - Step 6: Final answer
x = 2,344,899.43
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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.