Finding the Fourth Proportional to 1,582,810.97, 2,185,032.42 and 1,060,421.12
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Solution
The fourth proportional to 1,582,810.97, 2,185,032.42 and 1,060,421.12 is: 1,463,885.81
Step by Step Solution
- Step 1: Write the proportion equation
1,582,810.97 : 2,185,032.42 = 1,060,421.12 : x - Step 2: Convert to fraction form
1,582,810.97/2,185,032.42 = 1,060,421.12/x - Step 3: Cross multiply
1,582,810.97x = 2,185,032.42 × 1,060,421.12 - Step 4: Simplify right side
1,582,810.97x = 2,317,054,526,052.71 - Step 5: Solve for x
x = 2,317,054,526,052.71/1,582,810.97 - Step 6: Final answer
x = 1,463,885.81
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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.