Finding the Fourth Proportional to 943,615.71, 1,414,023.87 and 693,072.99
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Solution
The fourth proportional to 943,615.71, 1,414,023.87 and 693,072.99 is: 1,038,581.42
Step by Step Solution
- Step 1: Write the proportion equation
943,615.71 : 1,414,023.87 = 693,072.99 : x - Step 2: Convert to fraction form
943,615.71/1,414,023.87 = 693,072.99/x - Step 3: Cross multiply
943,615.71x = 1,414,023.87 × 693,072.99 - Step 4: Simplify right side
943,615.71x = 980,021,743,610.66 - Step 5: Solve for x
x = 980,021,743,610.66/943,615.71 - Step 6: Final answer
x = 1,038,581.42
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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.