Finding the Fourth Proportional to 1,405,294.56, 2,107,626.63 and 646,407.24
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Solution
The fourth proportional to 1,405,294.56, 2,107,626.63 and 646,407.24 is: 969,465.87
Step by Step Solution
- Step 1: Write the proportion equation
1,405,294.56 : 2,107,626.63 = 646,407.24 : x - Step 2: Convert to fraction form
1,405,294.56/2,107,626.63 = 646,407.24/x - Step 3: Cross multiply
1,405,294.56x = 2,107,626.63 × 646,407.24 - Step 4: Simplify right side
1,405,294.56x = 1,362,385,112,848.80 - Step 5: Solve for x
x = 1,362,385,112,848.80/1,405,294.56 - Step 6: Final answer
x = 969,465.87
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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.