Finding the Fourth Proportional to 1,471,712.01, 2,031,517.67 and 860,064.09
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Solution
The fourth proportional to 1,471,712.01, 2,031,517.67 and 860,064.09 is: 1,187,212.84
Step by Step Solution
- Step 1: Write the proportion equation
1,471,712.01 : 2,031,517.67 = 860,064.09 : x - Step 2: Convert to fraction form
1,471,712.01/2,031,517.67 = 860,064.09/x - Step 3: Cross multiply
1,471,712.01x = 2,031,517.67 × 860,064.09 - Step 4: Simplify right side
1,471,712.01x = 1,747,235,391,867.15 - Step 5: Solve for x
x = 1,747,235,391,867.15/1,471,712.01 - Step 6: Final answer
x = 1,187,212.84
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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.