Finding the Fourth Proportional to 4,786,197.30, 7,173,308.88 and 2,390,710.68
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Solution
The fourth proportional to 4,786,197.30, 7,173,308.88 and 2,390,710.68 is: 3,583,075.47
Step by Step Solution
- Step 1: Write the proportion equation
4,786,197.30 : 7,173,308.88 = 2,390,710.68 : x - Step 2: Convert to fraction form
4,786,197.30/7,173,308.88 = 2,390,710.68/x - Step 3: Cross multiply
4,786,197.30x = 7,173,308.88 × 2,390,710.68 - Step 4: Simplify right side
4,786,197.30x = 17,149,306,150,354.84 - Step 5: Solve for x
x = 17,149,306,150,354.84/4,786,197.30 - Step 6: Final answer
x = 3,583,075.47
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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.