Finding the Fourth Proportional to 1,496,312.70, 2,244,469.05 and 748,088.70
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Solution
The fourth proportional to 1,496,312.70, 2,244,469.05 and 748,088.70 is: 1,122,133.05
Step by Step Solution
- Step 1: Write the proportion equation
1,496,312.70 : 2,244,469.05 = 748,088.70 : x - Step 2: Convert to fraction form
1,496,312.70/2,244,469.05 = 748,088.70/x - Step 3: Cross multiply
1,496,312.70x = 2,244,469.05 × 748,088.70 - Step 4: Simplify right side
1,496,312.70x = 1,679,061,933,804.74 - Step 5: Solve for x
x = 1,679,061,933,804.74/1,496,312.70 - Step 6: Final answer
x = 1,122,133.05
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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.