Finding the Fourth Proportional to 1,235,652.70, 1,853,479.05 and 757,355.80
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Solution
The fourth proportional to 1,235,652.70, 1,853,479.05 and 757,355.80 is: 1,136,033.70
Step by Step Solution
- Step 1: Write the proportion equation
1,235,652.70 : 1,853,479.05 = 757,355.80 : x - Step 2: Convert to fraction form
1,235,652.70/1,853,479.05 = 757,355.80/x - Step 3: Cross multiply
1,235,652.70x = 1,853,479.05 × 757,355.80 - Step 4: Simplify right side
1,235,652.70x = 1,403,743,108,695.99 - Step 5: Solve for x
x = 1,403,743,108,695.99/1,235,652.70 - Step 6: Final answer
x = 1,136,033.70
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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.