Finding the Fourth Proportional to 4,661,220.84, 6,432,808.16 and 2,825,756.48
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Solution
The fourth proportional to 4,661,220.84, 6,432,808.16 and 2,825,756.48 is: 3,899,740.00
Step by Step Solution
- Step 1: Write the proportion equation
4,661,220.84 : 6,432,808.16 = 2,825,756.48 : x - Step 2: Convert to fraction form
4,661,220.84/6,432,808.16 = 2,825,756.48/x - Step 3: Cross multiply
4,661,220.84x = 6,432,808.16 × 2,825,756.48 - Step 4: Simplify right side
4,661,220.84x = 18,177,549,342,716.88 - Step 5: Solve for x
x = 18,177,549,342,716.88/4,661,220.84 - Step 6: Final answer
x = 3,899,740.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.