Finding the Fourth Proportional to 4,158,645.20, 6,240,041.40 and 2,362,907.60
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Solution
The fourth proportional to 4,158,645.20, 6,240,041.40 and 2,362,907.60 is: 3,545,539.60
Step by Step Solution
- Step 1: Write the proportion equation
4,158,645.20 : 6,240,041.40 = 2,362,907.60 : x - Step 2: Convert to fraction form
4,158,645.20/6,240,041.40 = 2,362,907.60/x - Step 3: Cross multiply
4,158,645.20x = 6,240,041.40 × 2,362,907.60 - Step 4: Simplify right side
4,158,645.20x = 14,744,641,248,374.64 - Step 5: Solve for x
x = 14,744,641,248,374.64/4,158,645.20 - Step 6: Final answer
x = 3,545,539.60
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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.