Finding the Fourth Proportional to 3,123,125.80, 4,680,314.70 and 2,484,521.80
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Solution
The fourth proportional to 3,123,125.80, 4,680,314.70 and 2,484,521.80 is: 3,723,303.08
Step by Step Solution
- Step 1: Write the proportion equation
3,123,125.80 : 4,680,314.70 = 2,484,521.80 : x - Step 2: Convert to fraction form
3,123,125.80/4,680,314.70 = 2,484,521.80/x - Step 3: Cross multiply
3,123,125.80x = 4,680,314.70 × 2,484,521.80 - Step 4: Simplify right side
3,123,125.80x = 11,628,343,903,010.46 - Step 5: Solve for x
x = 11,628,343,903,010.46/3,123,125.80 - Step 6: Final answer
x = 3,723,303.08
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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.