Finding the Fourth Proportional to 1,416,277.12, 2,125,396.56 and 563,261.20
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Solution
The fourth proportional to 1,416,277.12, 2,125,396.56 and 563,261.20 is: 845,281.90
Step by Step Solution
- Step 1: Write the proportion equation
1,416,277.12 : 2,125,396.56 = 563,261.20 : x - Step 2: Convert to fraction form
1,416,277.12/2,125,396.56 = 563,261.20/x - Step 3: Cross multiply
1,416,277.12x = 2,125,396.56 × 563,261.20 - Step 4: Simplify right side
1,416,277.12x = 1,197,153,416,861.47 - Step 5: Solve for x
x = 1,197,153,416,861.47/1,416,277.12 - Step 6: Final answer
x = 845,281.90
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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.