Finding the Fourth Proportional to 3,620,341.58, 5,429,086.56 and 1,314,284.94
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Solution
The fourth proportional to 3,620,341.58, 5,429,086.56 and 1,314,284.94 is: 1,970,909.80
Step by Step Solution
- Step 1: Write the proportion equation
3,620,341.58 : 5,429,086.56 = 1,314,284.94 : x - Step 2: Convert to fraction form
3,620,341.58/5,429,086.56 = 1,314,284.94/x - Step 3: Cross multiply
3,620,341.58x = 5,429,086.56 × 1,314,284.94 - Step 4: Simplify right side
3,620,341.58x = 7,135,366,703,764.41 - Step 5: Solve for x
x = 7,135,366,703,764.41/3,620,341.58 - Step 6: Final answer
x = 1,970,909.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.