Finding the Fourth Proportional to 1,176,312.02, 1,764,642.99 and 545,289.62
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Solution
The fourth proportional to 1,176,312.02, 1,764,642.99 and 545,289.62 is: 818,015.53
Step by Step Solution
- Step 1: Write the proportion equation
1,176,312.02 : 1,764,642.99 = 545,289.62 : x - Step 2: Convert to fraction form
1,176,312.02/1,764,642.99 = 545,289.62/x - Step 3: Cross multiply
1,176,312.02x = 1,764,642.99 × 545,289.62 - Step 4: Simplify right side
1,176,312.02x = 962,241,505,452.76 - Step 5: Solve for x
x = 962,241,505,452.76/1,176,312.02 - Step 6: Final answer
x = 818,015.53
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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.