Finding the Fourth Proportional to 2,048,441.10, 3,072,661.65 and 1,103,657.10
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Solution
The fourth proportional to 2,048,441.10, 3,072,661.65 and 1,103,657.10 is: 1,655,485.65
Step by Step Solution
- Step 1: Write the proportion equation
2,048,441.10 : 3,072,661.65 = 1,103,657.10 : x - Step 2: Convert to fraction form
2,048,441.10/3,072,661.65 = 1,103,657.10/x - Step 3: Cross multiply
2,048,441.10x = 3,072,661.65 × 1,103,657.10 - Step 4: Simplify right side
2,048,441.10x = 3,391,164,845,920.22 - Step 5: Solve for x
x = 3,391,164,845,920.22/2,048,441.10 - Step 6: Final answer
x = 1,655,485.65
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1.5x scale
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.