Finding the Fourth Proportional to 4,022,430.90, 6,033,646.35 and 2,321,819.70
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Solution
The fourth proportional to 4,022,430.90, 6,033,646.35 and 2,321,819.70 is: 3,482,729.55
Step by Step Solution
- Step 1: Write the proportion equation
4,022,430.90 : 6,033,646.35 = 2,321,819.70 : x - Step 2: Convert to fraction form
4,022,430.90/6,033,646.35 = 2,321,819.70/x - Step 3: Cross multiply
4,022,430.90x = 6,033,646.35 × 2,321,819.70 - Step 4: Simplify right side
4,022,430.90x = 14,009,038,958,263.10 - Step 5: Solve for x
x = 14,009,038,958,263.10/4,022,430.90 - Step 6: Final answer
x = 3,482,729.55
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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.