Finding the Fourth Proportional to 1,766,961.09, 2,650,106.08 and 487,252.21
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Solution
The fourth proportional to 1,766,961.09, 2,650,106.08 and 487,252.21 is: 730,785.78
Step by Step Solution
- Step 1: Write the proportion equation
1,766,961.09 : 2,650,106.08 = 487,252.21 : x - Step 2: Convert to fraction form
1,766,961.09/2,650,106.08 = 487,252.21/x - Step 3: Cross multiply
1,766,961.09x = 2,650,106.08 × 487,252.21 - Step 4: Simplify right side
1,766,961.09x = 1,291,270,044,214.44 - Step 5: Solve for x
x = 1,291,270,044,214.44/1,766,961.09 - Step 6: Final answer
x = 730,785.78
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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.