Finding the Fourth Proportional to 4,122,141.84, 6,180,223.40 and 2,770,953.09
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Solution
The fourth proportional to 4,122,141.84, 6,180,223.40 and 2,770,953.09 is: 4,154,420.15
Step by Step Solution
- Step 1: Write the proportion equation
4,122,141.84 : 6,180,223.40 = 2,770,953.09 : x - Step 2: Convert to fraction form
4,122,141.84/6,180,223.40 = 2,770,953.09/x - Step 3: Cross multiply
4,122,141.84x = 6,180,223.40 × 2,770,953.09 - Step 4: Simplify right side
4,122,141.84x = 17,125,109,113,265.54 - Step 5: Solve for x
x = 17,125,109,113,265.54/4,122,141.84 - Step 6: Final answer
x = 4,154,420.15
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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.