Finding the Fourth Proportional to 1,900,220.74, 2,622,355.58 and 1,073,227.95
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Solution
The fourth proportional to 1,900,220.74, 2,622,355.58 and 1,073,227.95 is: 1,481,083.35
Step by Step Solution
- Step 1: Write the proportion equation
1,900,220.74 : 2,622,355.58 = 1,073,227.95 : x - Step 2: Convert to fraction form
1,900,220.74/2,622,355.58 = 1,073,227.95/x - Step 3: Cross multiply
1,900,220.74x = 2,622,355.58 × 1,073,227.95 - Step 4: Simplify right side
1,900,220.74x = 2,814,385,303,294.46 - Step 5: Solve for x
x = 2,814,385,303,294.46/1,900,220.74 - Step 6: Final answer
x = 1,481,083.35
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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.