Finding the Fourth Proportional to 1,639,846.24, 2,263,089.18 and 904,796.92
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Solution
The fourth proportional to 1,639,846.24, 2,263,089.18 and 904,796.92 is: 1,248,675.68
Step by Step Solution
- Step 1: Write the proportion equation
1,639,846.24 : 2,263,089.18 = 904,796.92 : x - Step 2: Convert to fraction form
1,639,846.24/2,263,089.18 = 904,796.92/x - Step 3: Cross multiply
1,639,846.24x = 2,263,089.18 × 904,796.92 - Step 4: Simplify right side
1,639,846.24x = 2,047,636,119,749.33 - Step 5: Solve for x
x = 2,047,636,119,749.33/1,639,846.24 - Step 6: Final answer
x = 1,248,675.68
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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.