Finding the Fourth Proportional to 1,171,438.68, 1,756,526.58 and 631,984.17
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Solution
The fourth proportional to 1,171,438.68, 1,756,526.58 and 631,984.17 is: 947,635.60
Step by Step Solution
- Step 1: Write the proportion equation
1,171,438.68 : 1,756,526.58 = 631,984.17 : x - Step 2: Convert to fraction form
1,171,438.68/1,756,526.58 = 631,984.17/x - Step 3: Cross multiply
1,171,438.68x = 1,756,526.58 × 631,984.17 - Step 4: Simplify right side
1,171,438.68x = 1,110,096,992,744.24 - Step 5: Solve for x
x = 1,110,096,992,744.24/1,171,438.68 - Step 6: Final answer
x = 947,635.60
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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.