Finding the Fourth Proportional to 1,134,975.53, 1,566,283.61 and 618,729.73
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Solution
The fourth proportional to 1,134,975.53, 1,566,283.61 and 618,729.73 is: 853,856.50
Step by Step Solution
- Step 1: Write the proportion equation
1,134,975.53 : 1,566,283.61 = 618,729.73 : x - Step 2: Convert to fraction form
1,134,975.53/1,566,283.61 = 618,729.73/x - Step 3: Cross multiply
1,134,975.53x = 1,566,283.61 × 618,729.73 - Step 4: Simplify right side
1,134,975.53x = 969,106,232,749.84 - Step 5: Solve for x
x = 969,106,232,749.84/1,134,975.53 - Step 6: Final answer
x = 853,856.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.