Finding the Fourth Proportional to 1,588,148.10, 2,381,709.99 and 522,936.90
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Solution
The fourth proportional to 1,588,148.10, 2,381,709.99 and 522,936.90 is: 784,236.71
Step by Step Solution
- Step 1: Write the proportion equation
1,588,148.10 : 2,381,709.99 = 522,936.90 : x - Step 2: Convert to fraction form
1,588,148.10/2,381,709.99 = 522,936.90/x - Step 3: Cross multiply
1,588,148.10x = 2,381,709.99 × 522,936.90 - Step 4: Simplify right side
1,588,148.10x = 1,245,484,038,869.63 - Step 5: Solve for x
x = 1,245,484,038,869.63/1,588,148.10 - Step 6: Final answer
x = 784,236.71
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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.