Finding the Fourth Proportional to 1,589,570.28, 2,193,518.34 and 910,550.52
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Solution
The fourth proportional to 1,589,570.28, 2,193,518.34 and 910,550.52 is: 1,256,508.94
Step by Step Solution
- Step 1: Write the proportion equation
1,589,570.28 : 2,193,518.34 = 910,550.52 : x - Step 2: Convert to fraction form
1,589,570.28/2,193,518.34 = 910,550.52/x - Step 3: Cross multiply
1,589,570.28x = 2,193,518.34 × 910,550.52 - Step 4: Simplify right side
1,589,570.28x = 1,997,309,265,116.54 - Step 5: Solve for x
x = 1,997,309,265,116.54/1,589,570.28 - Step 6: Final answer
x = 1,256,508.94
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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.