Finding the Fourth Proportional to 1,806,724.44, 2,494,360.98 and 1,128,579.48
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Solution
The fourth proportional to 1,806,724.44, 2,494,360.98 and 1,128,579.48 is: 1,558,115.09
Step by Step Solution
- Step 1: Write the proportion equation
1,806,724.44 : 2,494,360.98 = 1,128,579.48 : x - Step 2: Convert to fraction form
1,806,724.44/2,494,360.98 = 1,128,579.48/x - Step 3: Cross multiply
1,806,724.44x = 2,494,360.98 × 1,128,579.48 - Step 4: Simplify right side
1,806,724.44x = 2,815,084,617,740.69 - Step 5: Solve for x
x = 2,815,084,617,740.69/1,806,724.44 - Step 6: Final answer
x = 1,558,115.09
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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.