Finding the Fourth Proportional to 1,581,577.63, 2,373,089.36 and 860,839.63
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Solution
The fourth proportional to 1,581,577.63, 2,373,089.36 and 860,839.63 is: 1,291,652.92
Step by Step Solution
- Step 1: Write the proportion equation
1,581,577.63 : 2,373,089.36 = 860,839.63 : x - Step 2: Convert to fraction form
1,581,577.63/2,373,089.36 = 860,839.63/x - Step 3: Cross multiply
1,581,577.63x = 2,373,089.36 × 860,839.63 - Step 4: Simplify right side
1,581,577.63x = 2,042,849,366,619.34 - Step 5: Solve for x
x = 2,042,849,366,619.34/1,581,577.63 - Step 6: Final answer
x = 1,291,652.92
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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.