Finding the Fourth Proportional to 5,966,682.40, 8,950,023.60 and 3,947,206.60
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Solution
The fourth proportional to 5,966,682.40, 8,950,023.60 and 3,947,206.60 is: 5,920,809.90
Step by Step Solution
- Step 1: Write the proportion equation
5,966,682.40 : 8,950,023.60 = 3,947,206.60 : x - Step 2: Convert to fraction form
5,966,682.40/8,950,023.60 = 3,947,206.60/x - Step 3: Cross multiply
5,966,682.40x = 8,950,023.60 × 3,947,206.60 - Step 4: Simplify right side
5,966,682.40x = 35,327,592,224,075.76 - Step 5: Solve for x
x = 35,327,592,224,075.76/5,966,682.40 - Step 6: Final answer
x = 5,920,809.90
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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.