Finding the Fourth Proportional to 1,982,682.48, 2,974,088.36 and 943,807.60
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Solution
The fourth proportional to 1,982,682.48, 2,974,088.36 and 943,807.60 is: 1,415,742.17
Step by Step Solution
- Step 1: Write the proportion equation
1,982,682.48 : 2,974,088.36 = 943,807.60 : x - Step 2: Convert to fraction form
1,982,682.48/2,974,088.36 = 943,807.60/x - Step 3: Cross multiply
1,982,682.48x = 2,974,088.36 × 943,807.60 - Step 4: Simplify right side
1,982,682.48x = 2,806,967,197,239.54 - Step 5: Solve for x
x = 2,806,967,197,239.54/1,982,682.48 - Step 6: Final answer
x = 1,415,742.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.