Finding the Fourth Proportional to 1,246,750.44, 1,720,801.80 and 763,581.84
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Solution
The fourth proportional to 1,246,750.44, 1,720,801.80 and 763,581.84 is: 1,053,918.22
Step by Step Solution
- Step 1: Write the proportion equation
1,246,750.44 : 1,720,801.80 = 763,581.84 : x - Step 2: Convert to fraction form
1,246,750.44/1,720,801.80 = 763,581.84/x - Step 3: Cross multiply
1,246,750.44x = 1,720,801.80 × 763,581.84 - Step 4: Simplify right side
1,246,750.44x = 1,313,973,004,719.31 - Step 5: Solve for x
x = 1,313,973,004,719.31/1,246,750.44 - Step 6: Final answer
x = 1,053,918.22
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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.