Finding the Fourth Proportional to 1,408,984.74, 1,944,402.63 and 764,404.94
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Solution
The fourth proportional to 1,408,984.74, 1,944,402.63 and 764,404.94 is: 1,054,880.81
Step by Step Solution
- Step 1: Write the proportion equation
1,408,984.74 : 1,944,402.63 = 764,404.94 : x - Step 2: Convert to fraction form
1,408,984.74/1,944,402.63 = 764,404.94/x - Step 3: Cross multiply
1,408,984.74x = 1,944,402.63 × 764,404.94 - Step 4: Simplify right side
1,408,984.74x = 1,486,310,965,998.98 - Step 5: Solve for x
x = 1,486,310,965,998.98/1,408,984.74 - Step 6: Final answer
x = 1,054,880.81
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.