Finding the Fourth Proportional to 1,653,907.80, 2,481,444.90 and 1,595,587.80
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Solution
The fourth proportional to 1,653,907.80, 2,481,444.90 and 1,595,587.80 is: 2,393,944.34
Step by Step Solution
- Step 1: Write the proportion equation
1,653,907.80 : 2,481,444.90 = 1,595,587.80 : x - Step 2: Convert to fraction form
1,653,907.80/2,481,444.90 = 1,595,587.80/x - Step 3: Cross multiply
1,653,907.80x = 2,481,444.90 × 1,595,587.80 - Step 4: Simplify right side
1,653,907.80x = 3,959,363,208,812.22 - Step 5: Solve for x
x = 3,959,363,208,812.22/1,653,907.80 - Step 6: Final answer
x = 2,393,944.34
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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.