Finding the Fourth Proportional to 4,098,532.80, 6,148,874.40 and 1,574,270.40
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Solution
The fourth proportional to 4,098,532.80, 6,148,874.40 and 1,574,270.40 is: 2,361,818.59
Step by Step Solution
- Step 1: Write the proportion equation
4,098,532.80 : 6,148,874.40 = 1,574,270.40 : x - Step 2: Convert to fraction form
4,098,532.80/6,148,874.40 = 1,574,270.40/x - Step 3: Cross multiply
4,098,532.80x = 6,148,874.40 × 1,574,270.40 - Step 4: Simplify right side
4,098,532.80x = 9,679,990,961,237.76 - Step 5: Solve for x
x = 9,679,990,961,237.76/4,098,532.80 - Step 6: Final answer
x = 2,361,818.59
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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.