Finding the Fourth Proportional to 1,416,315.36, 2,125,100.99 and 742,236.37
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Solution
The fourth proportional to 1,416,315.36, 2,125,100.99 and 742,236.37 is: 1,113,683.64
Step by Step Solution
- Step 1: Write the proportion equation
1,416,315.36 : 2,125,100.99 = 742,236.37 : x - Step 2: Convert to fraction form
1,416,315.36/2,125,100.99 = 742,236.37/x - Step 3: Cross multiply
1,416,315.36x = 2,125,100.99 × 742,236.37 - Step 4: Simplify right side
1,416,315.36x = 1,577,327,244,701.01 - Step 5: Solve for x
x = 1,577,327,244,701.01/1,416,315.36 - Step 6: Final answer
x = 1,113,683.64
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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.