Finding the Fourth Proportional to 3,098,276.12, 4,648,202.64 and 1,819,964.48
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Solution
The fourth proportional to 3,098,276.12, 4,648,202.64 and 1,819,964.48 is: 2,730,409.87
Step by Step Solution
- Step 1: Write the proportion equation
3,098,276.12 : 4,648,202.64 = 1,819,964.48 : x - Step 2: Convert to fraction form
3,098,276.12/4,648,202.64 = 1,819,964.48/x - Step 3: Cross multiply
3,098,276.12x = 4,648,202.64 × 1,819,964.48 - Step 4: Simplify right side
3,098,276.12x = 8,459,563,700,642.23 - Step 5: Solve for x
x = 8,459,563,700,642.23/3,098,276.12 - Step 6: Final answer
x = 2,730,409.87
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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.