Finding the Fourth Proportional to 3,545,959.74, 5,318,939.37 and 886,567.74
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Solution
The fourth proportional to 3,545,959.74, 5,318,939.37 and 886,567.74 is: 1,329,851.55
Step by Step Solution
- Step 1: Write the proportion equation
3,545,959.74 : 5,318,939.37 = 886,567.74 : x - Step 2: Convert to fraction form
3,545,959.74/5,318,939.37 = 886,567.74/x - Step 3: Cross multiply
3,545,959.74x = 5,318,939.37 × 886,567.74 - Step 4: Simplify right side
3,545,959.74x = 4,715,600,056,457.92 - Step 5: Solve for x
x = 4,715,600,056,457.92/3,545,959.74 - Step 6: Final answer
x = 1,329,851.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.