Finding the Fourth Proportional to 1,084,027.68, 1,625,780.16 and 452,599.20
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Solution
The fourth proportional to 1,084,027.68, 1,625,780.16 and 452,599.20 is: 678,789.68
Step by Step Solution
- Step 1: Write the proportion equation
1,084,027.68 : 1,625,780.16 = 452,599.20 : x - Step 2: Convert to fraction form
1,084,027.68/1,625,780.16 = 452,599.20/x - Step 3: Cross multiply
1,084,027.68x = 1,625,780.16 × 452,599.20 - Step 4: Simplify right side
1,084,027.68x = 735,826,799,791.87 - Step 5: Solve for x
x = 735,826,799,791.87/1,084,027.68 - Step 6: Final answer
x = 678,789.68
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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.