Finding the Fourth Proportional to 1,425,284.82, 2,138,027.00 and 572,356.44
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Solution
The fourth proportional to 1,425,284.82, 2,138,027.00 and 572,356.44 is: 858,574.72
Step by Step Solution
- Step 1: Write the proportion equation
1,425,284.82 : 2,138,027.00 = 572,356.44 : x - Step 2: Convert to fraction form
1,425,284.82/2,138,027.00 = 572,356.44/x - Step 3: Cross multiply
1,425,284.82x = 2,138,027.00 × 572,356.44 - Step 4: Simplify right side
1,425,284.82x = 1,223,713,519,482.10 - Step 5: Solve for x
x = 1,223,713,519,482.10/1,425,284.82 - Step 6: Final answer
x = 858,574.72
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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.