Finding the Fourth Proportional to 1,079,453.29, 1,489,021.08 and 697,480.06
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Solution
The fourth proportional to 1,079,453.29, 1,489,021.08 and 697,480.06 is: 962,118.99
Step by Step Solution
- Step 1: Write the proportion equation
1,079,453.29 : 1,489,021.08 = 697,480.06 : x - Step 2: Convert to fraction form
1,079,453.29/1,489,021.08 = 697,480.06/x - Step 3: Cross multiply
1,079,453.29x = 1,489,021.08 × 697,480.06 - Step 4: Simplify right side
1,079,453.29x = 1,038,562,512,219.66 - Step 5: Solve for x
x = 1,038,562,512,219.66/1,079,453.29 - Step 6: Final answer
x = 962,118.99
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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.