Finding the Fourth Proportional to 1,626,871.56, 2,245,217.12 and 901,946.68
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Solution
The fourth proportional to 1,626,871.56, 2,245,217.12 and 901,946.68 is: 1,244,760.91
Step by Step Solution
- Step 1: Write the proportion equation
1,626,871.56 : 2,245,217.12 = 901,946.68 : x - Step 2: Convert to fraction form
1,626,871.56/2,245,217.12 = 901,946.68/x - Step 3: Cross multiply
1,626,871.56x = 2,245,217.12 × 901,946.68 - Step 4: Simplify right side
1,626,871.56x = 2,025,066,127,263.16 - Step 5: Solve for x
x = 2,025,066,127,263.16/1,626,871.56 - Step 6: Final answer
x = 1,244,760.91
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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.