Finding the Fourth Proportional to 1,126,453.02, 1,689,900.12 and 495,364.74
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Solution
The fourth proportional to 1,126,453.02, 1,689,900.12 and 495,364.74 is: 743,144.12
Step by Step Solution
- Step 1: Write the proportion equation
1,126,453.02 : 1,689,900.12 = 495,364.74 : x - Step 2: Convert to fraction form
1,126,453.02/1,689,900.12 = 495,364.74/x - Step 3: Cross multiply
1,126,453.02x = 1,689,900.12 × 495,364.74 - Step 4: Simplify right side
1,126,453.02x = 837,116,933,569.77 - Step 5: Solve for x
x = 837,116,933,569.77/1,126,453.02 - Step 6: Final answer
x = 743,144.12
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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.