Finding the Fourth Proportional to 4,318,340.80, 6,474,400.80 and 2,425,662.40
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Solution
The fourth proportional to 4,318,340.80, 6,474,400.80 and 2,425,662.40 is: 3,636,746.45
Step by Step Solution
- Step 1: Write the proportion equation
4,318,340.80 : 6,474,400.80 = 2,425,662.40 : x - Step 2: Convert to fraction form
4,318,340.80/6,474,400.80 = 2,425,662.40/x - Step 3: Cross multiply
4,318,340.80x = 6,474,400.80 × 2,425,662.40 - Step 4: Simplify right side
4,318,340.80x = 15,704,710,583,089.92 - Step 5: Solve for x
x = 15,704,710,583,089.92/4,318,340.80 - Step 6: Final answer
x = 3,636,746.45
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1.5x scale
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.