Finding the Fourth Proportional to 1,340,661.36, 2,010,564.74 and 441,935.58
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Solution
The fourth proportional to 1,340,661.36, 2,010,564.74 and 441,935.58 is: 662,762.51
Step by Step Solution
- Step 1: Write the proportion equation
1,340,661.36 : 2,010,564.74 = 441,935.58 : x - Step 2: Convert to fraction form
1,340,661.36/2,010,564.74 = 441,935.58/x - Step 3: Cross multiply
1,340,661.36x = 2,010,564.74 × 441,935.58 - Step 4: Simplify right side
1,340,661.36x = 888,540,094,499.45 - Step 5: Solve for x
x = 888,540,094,499.45/1,340,661.36 - Step 6: Final answer
x = 662,762.51
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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.