Finding the Fourth Proportional to 4,298,430.20, 5,931,882.68 and 2,462,851.67
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Solution
The fourth proportional to 4,298,430.20, 5,931,882.68 and 2,462,851.67 is: 3,398,763.38
Step by Step Solution
- Step 1: Write the proportion equation
4,298,430.20 : 5,931,882.68 = 2,462,851.67 : x - Step 2: Convert to fraction form
4,298,430.20/5,931,882.68 = 2,462,851.67/x - Step 3: Cross multiply
4,298,430.20x = 5,931,882.68 × 2,462,851.67 - Step 4: Simplify right side
4,298,430.20x = 14,609,347,122,708.40 - Step 5: Solve for x
x = 14,609,347,122,708.40/4,298,430.20 - Step 6: Final answer
x = 3,398,763.38
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.