Finding the Fourth Proportional to 1,464,243.24, 2,020,560.68 and 819,657.80
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Solution
The fourth proportional to 1,464,243.24, 2,020,560.68 and 819,657.80 is: 1,131,074.59
Step by Step Solution
- Step 1: Write the proportion equation
1,464,243.24 : 2,020,560.68 = 819,657.80 : x - Step 2: Convert to fraction form
1,464,243.24/2,020,560.68 = 819,657.80/x - Step 3: Cross multiply
1,464,243.24x = 2,020,560.68 × 819,657.80 - Step 4: Simplify right side
1,464,243.24x = 1,656,168,321,735.30 - Step 5: Solve for x
x = 1,656,168,321,735.30/1,464,243.24 - Step 6: Final answer
x = 1,131,074.59
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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.