Finding the Fourth Proportional to 2,169,895.57, 3,254,978.68 and 572,460.20
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Solution
The fourth proportional to 2,169,895.57, 3,254,978.68 and 572,460.20 is: 858,725.99
Step by Step Solution
- Step 1: Write the proportion equation
2,169,895.57 : 3,254,978.68 = 572,460.20 : x - Step 2: Convert to fraction form
2,169,895.57/3,254,978.68 = 572,460.20/x - Step 3: Cross multiply
2,169,895.57x = 3,254,978.68 × 572,460.20 - Step 4: Simplify right side
2,169,895.57x = 1,863,345,728,442.49 - Step 5: Solve for x
x = 1,863,345,728,442.49/2,169,895.57 - Step 6: Final answer
x = 858,725.99
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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.