Finding the Fourth Proportional to 4,186,265.40, 6,281,147.70 and 1,347,247.80
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Solution
The fourth proportional to 4,186,265.40, 6,281,147.70 and 1,347,247.80 is: 2,021,434.77
Step by Step Solution
- Step 1: Write the proportion equation
4,186,265.40 : 6,281,147.70 = 1,347,247.80 : x - Step 2: Convert to fraction form
4,186,265.40/6,281,147.70 = 1,347,247.80/x - Step 3: Cross multiply
4,186,265.40x = 6,281,147.70 × 1,347,247.80 - Step 4: Simplify right side
4,186,265.40x = 8,462,262,420,300.06 - Step 5: Solve for x
x = 8,462,262,420,300.06/4,186,265.40 - Step 6: Final answer
x = 2,021,434.77
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.