Finding the Fourth Proportional to 2,897,029.80, 4,345,544.70 and 767,329.20
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Solution
The fourth proportional to 2,897,029.80, 4,345,544.70 and 767,329.20 is: 1,150,993.80
Step by Step Solution
- Step 1: Write the proportion equation
2,897,029.80 : 4,345,544.70 = 767,329.20 : x - Step 2: Convert to fraction form
2,897,029.80/4,345,544.70 = 767,329.20/x - Step 3: Cross multiply
2,897,029.80x = 4,345,544.70 × 767,329.20 - Step 4: Simplify right side
2,897,029.80x = 3,334,463,338,215.24 - Step 5: Solve for x
x = 3,334,463,338,215.24/2,897,029.80 - Step 6: Final answer
x = 1,150,993.80
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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.