Finding the Fourth Proportional to 4,673,684.07, 7,009,824.78 and 1,478,394.99
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Solution
The fourth proportional to 4,673,684.07, 7,009,824.78 and 1,478,394.99 is: 2,217,370.64
Step by Step Solution
- Step 1: Write the proportion equation
4,673,684.07 : 7,009,824.78 = 1,478,394.99 : x - Step 2: Convert to fraction form
4,673,684.07/7,009,824.78 = 1,478,394.99/x - Step 3: Cross multiply
4,673,684.07x = 7,009,824.78 × 1,478,394.99 - Step 4: Simplify right side
4,673,684.07x = 10,363,289,835,529.85 - Step 5: Solve for x
x = 10,363,289,835,529.85/4,673,684.07 - Step 6: Final answer
x = 2,217,370.64
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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.