Finding the Fourth Proportional to 2,958,970.12, 4,083,338.44 and 1,652,242.32
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Solution
The fourth proportional to 2,958,970.12, 4,083,338.44 and 1,652,242.32 is: 2,280,071.88
Step by Step Solution
- Step 1: Write the proportion equation
2,958,970.12 : 4,083,338.44 = 1,652,242.32 : x - Step 2: Convert to fraction form
2,958,970.12/4,083,338.44 = 1,652,242.32/x - Step 3: Cross multiply
2,958,970.12x = 4,083,338.44 × 1,652,242.32 - Step 4: Simplify right side
2,958,970.12x = 6,746,664,577,450.78 - Step 5: Solve for x
x = 6,746,664,577,450.78/2,958,970.12 - Step 6: Final answer
x = 2,280,071.88
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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.