Finding the Fourth Proportional to 1,416,317.36, 2,125,103.99 and 742,238.37
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Solution
The fourth proportional to 1,416,317.36, 2,125,103.99 and 742,238.37 is: 1,113,686.64
Step by Step Solution
- Step 1: Write the proportion equation
1,416,317.36 : 2,125,103.99 = 742,238.37 : x - Step 2: Convert to fraction form
1,416,317.36/2,125,103.99 = 742,238.37/x - Step 3: Cross multiply
1,416,317.36x = 2,125,103.99 × 742,238.37 - Step 4: Simplify right side
1,416,317.36x = 1,577,333,717,906.90 - Step 5: Solve for x
x = 1,577,333,717,906.90/1,416,317.36 - Step 6: Final answer
x = 1,113,686.64
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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.