Finding the Fourth Proportional to 4,340,023.76, 5,989,599.45 and 2,406,907.13
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Solution
The fourth proportional to 4,340,023.76, 5,989,599.45 and 2,406,907.13 is: 3,321,735.17
Step by Step Solution
- Step 1: Write the proportion equation
4,340,023.76 : 5,989,599.45 = 2,406,907.13 : x - Step 2: Convert to fraction form
4,340,023.76/5,989,599.45 = 2,406,907.13/x - Step 3: Cross multiply
4,340,023.76x = 5,989,599.45 × 2,406,907.13 - Step 4: Simplify right side
4,340,023.76x = 14,416,409,592,101.08 - Step 5: Solve for x
x = 14,416,409,592,101.08/4,340,023.76 - Step 6: Final answer
x = 3,321,735.17
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.