Finding the Fourth Proportional to 1,625,965.40, 2,438,758.02 and 653,290.26
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Solution
The fourth proportional to 1,625,965.40, 2,438,758.02 and 653,290.26 is: 979,859.02
Step by Step Solution
- Step 1: Write the proportion equation
1,625,965.40 : 2,438,758.02 = 653,290.26 : x - Step 2: Convert to fraction form
1,625,965.40/2,438,758.02 = 653,290.26/x - Step 3: Cross multiply
1,625,965.40x = 2,438,758.02 × 653,290.26 - Step 4: Simplify right side
1,625,965.40x = 1,593,216,867,985.40 - Step 5: Solve for x
x = 1,593,216,867,985.40/1,625,965.40 - Step 6: Final answer
x = 979,859.02
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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.