Finding the Fourth Proportional to 3,768,482.04, 5,627,197.12 and 2,991,259.92
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Solution
The fourth proportional to 3,768,482.04, 5,627,197.12 and 2,991,259.92 is: 4,466,628.48
Step by Step Solution
- Step 1: Write the proportion equation
3,768,482.04 : 5,627,197.12 = 2,991,259.92 : x - Step 2: Convert to fraction form
3,768,482.04/5,627,197.12 = 2,991,259.92/x - Step 3: Cross multiply
3,768,482.04x = 5,627,197.12 × 2,991,259.92 - Step 4: Simplify right side
3,768,482.04x = 16,832,409,206,995.43 - Step 5: Solve for x
x = 16,832,409,206,995.43/3,768,482.04 - Step 6: Final answer
x = 4,466,628.48
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.