Finding the Fourth Proportional to 2,389,794.12, 3,576,267.18 and 1,491,657.48
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Solution
The fourth proportional to 2,389,794.12, 3,576,267.18 and 1,491,657.48 is: 2,232,228.14
Step by Step Solution
- Step 1: Write the proportion equation
2,389,794.12 : 3,576,267.18 = 1,491,657.48 : x - Step 2: Convert to fraction form
2,389,794.12/3,576,267.18 = 1,491,657.48/x - Step 3: Cross multiply
2,389,794.12x = 3,576,267.18 × 1,491,657.48 - Step 4: Simplify right side
2,389,794.12x = 5,334,565,689,525.51 - Step 5: Solve for x
x = 5,334,565,689,525.51/2,389,794.12 - Step 6: Final answer
x = 2,232,228.14
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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.