Finding the Fourth Proportional to 2,621,881.44, 3,618,140.58 and 1,460,324.07
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Solution
The fourth proportional to 2,621,881.44, 3,618,140.58 and 1,460,324.07 is: 2,015,216.13
Step by Step Solution
- Step 1: Write the proportion equation
2,621,881.44 : 3,618,140.58 = 1,460,324.07 : x - Step 2: Convert to fraction form
2,621,881.44/3,618,140.58 = 1,460,324.07/x - Step 3: Cross multiply
2,621,881.44x = 3,618,140.58 × 1,460,324.07 - Step 4: Simplify right side
2,621,881.44x = 5,283,657,777,617.76 - Step 5: Solve for x
x = 5,283,657,777,617.76/2,621,881.44 - Step 6: Final answer
x = 2,015,216.13
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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.