Finding the Fourth Proportional to 4,313,695.80, 6,467,433.30 and 2,421,017.40
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Solution
The fourth proportional to 4,313,695.80, 6,467,433.30 and 2,421,017.40 is: 3,629,780.42
Step by Step Solution
- Step 1: Write the proportion equation
4,313,695.80 : 6,467,433.30 = 2,421,017.40 : x - Step 2: Convert to fraction form
4,313,695.80/6,467,433.30 = 2,421,017.40/x - Step 3: Cross multiply
4,313,695.80x = 6,467,433.30 × 2,421,017.40 - Step 4: Simplify right side
4,313,695.80x = 15,657,768,552,639.42 - Step 5: Solve for x
x = 15,657,768,552,639.42/4,313,695.80 - Step 6: Final answer
x = 3,629,780.42
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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.