Finding the Fourth Proportional to 2,124,706.68, 3,187,055.34 and 665,865
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Solution
The fourth proportional to 2,124,706.68, 3,187,055.34 and 665,865 is: 998,796.03
Step by Step Solution
- Step 1: Write the proportion equation
2,124,706.68 : 3,187,055.34 = 665,865 : x - Step 2: Convert to fraction form
2,124,706.68/3,187,055.34 = 665,865/x - Step 3: Cross multiply
2,124,706.68x = 3,187,055.34 × 665,865 - Step 4: Simplify right side
2,124,706.68x = 2,122,148,603,969.10 - Step 5: Solve for x
x = 2,122,148,603,969.10/2,124,706.68 - Step 6: Final answer
x = 998,796.03
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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.