Finding the Fourth Proportional to 1,569,457.35, 2,354,213.34 and 432,213.75
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Solution
The fourth proportional to 1,569,457.35, 2,354,213.34 and 432,213.75 is: 648,328.15
Step by Step Solution
- Step 1: Write the proportion equation
1,569,457.35 : 2,354,213.34 = 432,213.75 : x - Step 2: Convert to fraction form
1,569,457.35/2,354,213.34 = 432,213.75/x - Step 3: Cross multiply
1,569,457.35x = 2,354,213.34 × 432,213.75 - Step 4: Simplify right side
1,569,457.35x = 1,017,523,375,981.43 - Step 5: Solve for x
x = 1,017,523,375,981.43/1,569,457.35 - Step 6: Final answer
x = 648,328.15
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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.