Finding the Fourth Proportional to 5,614,748.14, 8,422,123.01 and 1,354,916.38
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Solution
The fourth proportional to 5,614,748.14, 8,422,123.01 and 1,354,916.38 is: 2,032,374.76
Step by Step Solution
- Step 1: Write the proportion equation
5,614,748.14 : 8,422,123.01 = 1,354,916.38 : x - Step 2: Convert to fraction form
5,614,748.14/8,422,123.01 = 1,354,916.38/x - Step 3: Cross multiply
5,614,748.14x = 8,422,123.01 × 1,354,916.38 - Step 4: Simplify right side
5,614,748.14x = 11,411,272,420,623.90 - Step 5: Solve for x
x = 11,411,272,420,623.90/5,614,748.14 - Step 6: Final answer
x = 2,032,374.76
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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.