Finding the Fourth Proportional to 1,416,485.06, 2,124,102.47 and 405,376.80
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Solution
The fourth proportional to 1,416,485.06, 2,124,102.47 and 405,376.80 is: 607,886.30
Step by Step Solution
- Step 1: Write the proportion equation
1,416,485.06 : 2,124,102.47 = 405,376.80 : x - Step 2: Convert to fraction form
1,416,485.06/2,124,102.47 = 405,376.80/x - Step 3: Cross multiply
1,416,485.06x = 2,124,102.47 × 405,376.80 - Step 4: Simplify right side
1,416,485.06x = 861,061,860,133.81 - Step 5: Solve for x
x = 861,061,860,133.81/1,416,485.06 - Step 6: Final answer
x = 607,886.30
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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.