Finding the Fourth Proportional to 1,004,852.98, 1,503,803.96 and 620,443.99
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Solution
The fourth proportional to 1,004,852.98, 1,503,803.96 and 620,443.99 is: 928,520.04
Step by Step Solution
- Step 1: Write the proportion equation
1,004,852.98 : 1,503,803.96 = 620,443.99 : x - Step 2: Convert to fraction form
1,004,852.98/1,503,803.96 = 620,443.99/x - Step 3: Cross multiply
1,004,852.98x = 1,503,803.96 × 620,443.99 - Step 4: Simplify right side
1,004,852.98x = 933,026,129,120.20 - Step 5: Solve for x
x = 933,026,129,120.20/1,004,852.98 - Step 6: Final answer
x = 928,520.04
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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.