Finding the Fourth Proportional to 2,242,586.76, 3,095,124.12 and 1,425,939.12
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Solution
The fourth proportional to 2,242,586.76, 3,095,124.12 and 1,425,939.12 is: 1,968,021.32
Step by Step Solution
- Step 1: Write the proportion equation
2,242,586.76 : 3,095,124.12 = 1,425,939.12 : x - Step 2: Convert to fraction form
2,242,586.76/3,095,124.12 = 1,425,939.12/x - Step 3: Cross multiply
2,242,586.76x = 3,095,124.12 × 1,425,939.12 - Step 4: Simplify right side
2,242,586.76x = 4,413,458,563,963.58 - Step 5: Solve for x
x = 4,413,458,563,963.58/2,242,586.76 - Step 6: Final answer
x = 1,968,021.32
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1.5x scale
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.