Finding the Fourth Proportional to 3,986,344.29, 5,980,303.35 and 1,462,021.41
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Solution
The fourth proportional to 3,986,344.29, 5,980,303.35 and 1,462,021.41 is: 2,193,320.72
Step by Step Solution
- Step 1: Write the proportion equation
3,986,344.29 : 5,980,303.35 = 1,462,021.41 : x - Step 2: Convert to fraction form
3,986,344.29/5,980,303.35 = 1,462,021.41/x - Step 3: Cross multiply
3,986,344.29x = 5,980,303.35 × 1,462,021.41 - Step 4: Simplify right side
3,986,344.29x = 8,743,331,535,994.72 - Step 5: Solve for x
x = 8,743,331,535,994.72/3,986,344.29 - Step 6: Final answer
x = 2,193,320.72
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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.