Finding the Fourth Proportional to 5,409,374.88, 8,115,410.16 and 1,622,927.52
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Solution
The fourth proportional to 5,409,374.88, 8,115,410.16 and 1,622,927.52 is: 2,434,795.66
Step by Step Solution
- Step 1: Write the proportion equation
5,409,374.88 : 8,115,410.16 = 1,622,927.52 : x - Step 2: Convert to fraction form
5,409,374.88/8,115,410.16 = 1,622,927.52/x - Step 3: Cross multiply
5,409,374.88x = 8,115,410.16 × 1,622,927.52 - Step 4: Simplify right side
5,409,374.88x = 13,170,722,484,751.60 - Step 5: Solve for x
x = 13,170,722,484,751.60/5,409,374.88 - Step 6: Final answer
x = 2,434,795.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.