Finding the Fourth Proportional to 4,925,785.84, 6,798,004.68 and 2,750,749.20
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Solution
The fourth proportional to 4,925,785.84, 6,798,004.68 and 2,750,749.20 is: 3,796,268.56
Step by Step Solution
- Step 1: Write the proportion equation
4,925,785.84 : 6,798,004.68 = 2,750,749.20 : x - Step 2: Convert to fraction form
4,925,785.84/6,798,004.68 = 2,750,749.20/x - Step 3: Cross multiply
4,925,785.84x = 6,798,004.68 × 2,750,749.20 - Step 4: Simplify right side
4,925,785.84x = 18,699,605,935,106.26 - Step 5: Solve for x
x = 18,699,605,935,106.26/4,925,785.84 - Step 6: Final answer
x = 3,796,268.56
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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.