Finding the Fourth Proportional to 2,725,601.14, 3,761,329.68 and 1,580,345.80
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Solution
The fourth proportional to 2,725,601.14, 3,761,329.68 and 1,580,345.80 is: 2,180,877.27
Step by Step Solution
- Step 1: Write the proportion equation
2,725,601.14 : 3,761,329.68 = 1,580,345.80 : x - Step 2: Convert to fraction form
2,725,601.14/3,761,329.68 = 1,580,345.80/x - Step 3: Cross multiply
2,725,601.14x = 3,761,329.68 × 1,580,345.80 - Step 4: Simplify right side
2,725,601.14x = 5,944,201,562,203.35 - Step 5: Solve for x
x = 5,944,201,562,203.35/2,725,601.14 - Step 6: Final answer
x = 2,180,877.27
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.