Finding the Fourth Proportional to 2,278,332.48, 3,143,973.24 and 1,259,670
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Solution
The fourth proportional to 2,278,332.48, 3,143,973.24 and 1,259,670 is: 1,738,275.17
Step by Step Solution
- Step 1: Write the proportion equation
2,278,332.48 : 3,143,973.24 = 1,259,670 : x - Step 2: Convert to fraction form
2,278,332.48/3,143,973.24 = 1,259,670/x - Step 3: Cross multiply
2,278,332.48x = 3,143,973.24 × 1,259,670 - Step 4: Simplify right side
2,278,332.48x = 3,960,368,771,230.80 - Step 5: Solve for x
x = 3,960,368,771,230.80/2,278,332.48 - Step 6: Final answer
x = 1,738,275.17
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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.