Finding the Fourth Proportional to 1,416,282.36, 2,125,051.50 and 742,203.42
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Solution
The fourth proportional to 1,416,282.36, 2,125,051.50 and 742,203.42 is: 1,113,634.21
Step by Step Solution
- Step 1: Write the proportion equation
1,416,282.36 : 2,125,051.50 = 742,203.42 : x - Step 2: Convert to fraction form
1,416,282.36/2,125,051.50 = 742,203.42/x - Step 3: Cross multiply
1,416,282.36x = 2,125,051.50 × 742,203.42 - Step 4: Simplify right side
1,416,282.36x = 1,577,220,490,976.13 - Step 5: Solve for x
x = 1,577,220,490,976.13/1,416,282.36 - Step 6: Final answer
x = 1,113,634.21
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.