Finding the Fourth Proportional to 1,074,175.12, 1,610,917.77 and 354,355.05
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Solution
The fourth proportional to 1,074,175.12, 1,610,917.77 and 354,355.05 is: 531,418.80
Step by Step Solution
- Step 1: Write the proportion equation
1,074,175.12 : 1,610,917.77 = 354,355.05 : x - Step 2: Convert to fraction form
1,074,175.12/1,610,917.77 = 354,355.05/x - Step 3: Cross multiply
1,074,175.12x = 1,610,917.77 × 354,355.05 - Step 4: Simplify right side
1,074,175.12x = 570,836,854,304.01 - Step 5: Solve for x
x = 570,836,854,304.01/1,074,175.12 - Step 6: Final answer
x = 531,418.80
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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.