Finding the Fourth Proportional to 5,439,240.91, 8,156,053.64 and 1,600,564.46
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Solution
The fourth proportional to 5,439,240.91, 8,156,053.64 and 1,600,564.46 is: 2,400,020.49
Step by Step Solution
- Step 1: Write the proportion equation
5,439,240.91 : 8,156,053.64 = 1,600,564.46 : x - Step 2: Convert to fraction form
5,439,240.91/8,156,053.64 = 1,600,564.46/x - Step 3: Cross multiply
5,439,240.91x = 8,156,053.64 × 1,600,564.46 - Step 4: Simplify right side
5,439,240.91x = 13,054,289,599,136.58 - Step 5: Solve for x
x = 13,054,289,599,136.58/5,439,240.91 - Step 6: Final answer
x = 2,400,020.49
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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.