Finding the Fourth Proportional to 1,497,907.40, 2,247,152.70 and 644,977.40
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Solution
The fourth proportional to 1,497,907.40, 2,247,152.70 and 644,977.40 is: 967,591.66
Step by Step Solution
- Step 1: Write the proportion equation
1,497,907.40 : 2,247,152.70 = 644,977.40 : x - Step 2: Convert to fraction form
1,497,907.40/2,247,152.70 = 644,977.40/x - Step 3: Cross multiply
1,497,907.40x = 2,247,152.70 × 644,977.40 - Step 4: Simplify right side
1,497,907.40x = 1,449,362,705,848.98 - Step 5: Solve for x
x = 1,449,362,705,848.98/1,497,907.40 - Step 6: Final answer
x = 967,591.66
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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.