Finding the Fourth Proportional to 1,059,007.68, 1,463,352.48 and 772,027.20
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Solution
The fourth proportional to 1,059,007.68, 1,463,352.48 and 772,027.20 is: 1,066,798.61
Step by Step Solution
- Step 1: Write the proportion equation
1,059,007.68 : 1,463,352.48 = 772,027.20 : x - Step 2: Convert to fraction form
1,059,007.68/1,463,352.48 = 772,027.20/x - Step 3: Cross multiply
1,059,007.68x = 1,463,352.48 × 772,027.20 - Step 4: Simplify right side
1,059,007.68x = 1,129,747,917,747.46 - Step 5: Solve for x
x = 1,129,747,917,747.46/1,059,007.68 - Step 6: Final answer
x = 1,066,798.61
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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.