Finding the Fourth Proportional to 1,455,706.68, 2,008,848.44 and 811,113
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Solution
The fourth proportional to 1,455,706.68, 2,008,848.44 and 811,113 is: 1,119,321.02
Step by Step Solution
- Step 1: Write the proportion equation
1,455,706.68 : 2,008,848.44 = 811,113 : x - Step 2: Convert to fraction form
1,455,706.68/2,008,848.44 = 811,113/x - Step 3: Cross multiply
1,455,706.68x = 2,008,848.44 × 811,113 - Step 4: Simplify right side
1,455,706.68x = 1,629,403,084,713.72 - Step 5: Solve for x
x = 1,629,403,084,713.72/1,455,706.68 - Step 6: Final answer
x = 1,119,321.02
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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.