Finding the Fourth Proportional to 1,099,695.16, 1,649,539.44 and 279,032.19
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Solution
The fourth proportional to 1,099,695.16, 1,649,539.44 and 279,032.19 is: 418,547.44
Step by Step Solution
- Step 1: Write the proportion equation
1,099,695.16 : 1,649,539.44 = 279,032.19 : x - Step 2: Convert to fraction form
1,099,695.16/1,649,539.44 = 279,032.19/x - Step 3: Cross multiply
1,099,695.16x = 1,649,539.44 × 279,032.19 - Step 4: Simplify right side
1,099,695.16x = 460,274,596,248.80 - Step 5: Solve for x
x = 460,274,596,248.80/1,099,695.16 - Step 6: Final answer
x = 418,547.44
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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.