Finding the Fourth Proportional to 1,503,743.36, 2,074,246.62 and 891,485.96
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Solution
The fourth proportional to 1,503,743.36, 2,074,246.62 and 891,485.96 is: 1,229,705.67
Step by Step Solution
- Step 1: Write the proportion equation
1,503,743.36 : 2,074,246.62 = 891,485.96 : x - Step 2: Convert to fraction form
1,503,743.36/2,074,246.62 = 891,485.96/x - Step 3: Cross multiply
1,503,743.36x = 2,074,246.62 × 891,485.96 - Step 4: Simplify right side
1,503,743.36x = 1,849,161,739,307.46 - Step 5: Solve for x
x = 1,849,161,739,307.46/1,503,743.36 - Step 6: Final answer
x = 1,229,705.67
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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.