Finding the Fourth Proportional to 5,051,248.80, 7,576,938.84 and 1,685,455.80
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Solution
The fourth proportional to 5,051,248.80, 7,576,938.84 and 1,685,455.80 is: 2,528,205.60
Step by Step Solution
- Step 1: Write the proportion equation
5,051,248.80 : 7,576,938.84 = 1,685,455.80 : x - Step 2: Convert to fraction form
5,051,248.80/7,576,938.84 = 1,685,455.80/x - Step 3: Cross multiply
5,051,248.80x = 7,576,938.84 × 1,685,455.80 - Step 4: Simplify right side
5,051,248.80x = 12,770,595,514,123.27 - Step 5: Solve for x
x = 12,770,595,514,123.27/5,051,248.80 - Step 6: Final answer
x = 2,528,205.60
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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.