Finding the Fourth Proportional to 2,368,798.35, 3,268,951.66 and 1,281,069.87
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Solution
The fourth proportional to 2,368,798.35, 3,268,951.66 and 1,281,069.87 is: 1,767,881.79
Step by Step Solution
- Step 1: Write the proportion equation
2,368,798.35 : 3,268,951.66 = 1,281,069.87 : x - Step 2: Convert to fraction form
2,368,798.35/3,268,951.66 = 1,281,069.87/x - Step 3: Cross multiply
2,368,798.35x = 3,268,951.66 × 1,281,069.87 - Step 4: Simplify right side
2,368,798.35x = 4,187,755,478,112.49 - Step 5: Solve for x
x = 4,187,755,478,112.49/2,368,798.35 - Step 6: Final answer
x = 1,767,881.79
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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.