Finding the Fourth Proportional to 2,572,634.94, 3,550,114.62 and 1,426,690.68
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Solution
The fourth proportional to 2,572,634.94, 3,550,114.62 and 1,426,690.68 is: 1,968,765.70
Step by Step Solution
- Step 1: Write the proportion equation
2,572,634.94 : 3,550,114.62 = 1,426,690.68 : x - Step 2: Convert to fraction form
2,572,634.94/3,550,114.62 = 1,426,690.68/x - Step 3: Cross multiply
2,572,634.94x = 3,550,114.62 × 1,426,690.68 - Step 4: Simplify right side
2,572,634.94x = 5,064,915,441,285.74 - Step 5: Solve for x
x = 5,064,915,441,285.74/2,572,634.94 - Step 6: Final answer
x = 1,968,765.70
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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.