Finding the Fourth Proportional to 4,372,982.40, 6,562,238.40 and 2,575,862.40
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Solution
The fourth proportional to 4,372,982.40, 6,562,238.40 and 2,575,862.40 is: 3,865,422.18
Step by Step Solution
- Step 1: Write the proportion equation
4,372,982.40 : 6,562,238.40 = 2,575,862.40 : x - Step 2: Convert to fraction form
4,372,982.40/6,562,238.40 = 2,575,862.40/x - Step 3: Cross multiply
4,372,982.40x = 6,562,238.40 × 2,575,862.40 - Step 4: Simplify right side
4,372,982.40x = 16,903,423,154,396.16 - Step 5: Solve for x
x = 16,903,423,154,396.16/4,372,982.40 - Step 6: Final answer
x = 3,865,422.18
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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.