Finding the Fourth Proportional to 1,581,229.24, 2,182,055.94 and 883,515.48
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Solution
The fourth proportional to 1,581,229.24, 2,182,055.94 and 883,515.48 is: 1,219,228.78
Step by Step Solution
- Step 1: Write the proportion equation
1,581,229.24 : 2,182,055.94 = 883,515.48 : x - Step 2: Convert to fraction form
1,581,229.24/2,182,055.94 = 883,515.48/x - Step 3: Cross multiply
1,581,229.24x = 2,182,055.94 × 883,515.48 - Step 4: Simplify right side
1,581,229.24x = 1,927,880,201,215.95 - Step 5: Solve for x
x = 1,927,880,201,215.95/1,581,229.24 - Step 6: Final answer
x = 1,219,228.78
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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.