Finding the Fourth Proportional to 1,025,906.99, 1,415,824.92 and 567,011.70
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Solution
The fourth proportional to 1,025,906.99, 1,415,824.92 and 567,011.70 is: 782,516.65
Step by Step Solution
- Step 1: Write the proportion equation
1,025,906.99 : 1,415,824.92 = 567,011.70 : x - Step 2: Convert to fraction form
1,025,906.99/1,415,824.92 = 567,011.70/x - Step 3: Cross multiply
1,025,906.99x = 1,415,824.92 × 567,011.70 - Step 4: Simplify right side
1,025,906.99x = 802,789,294,791.56 - Step 5: Solve for x
x = 802,789,294,791.56/1,025,906.99 - Step 6: Final answer
x = 782,516.65
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1.5x scale
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.