Finding the Fourth Proportional to 1,416,316.36, 2,125,102.49 and 742,237.37
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Solution
The fourth proportional to 1,416,316.36, 2,125,102.49 and 742,237.37 is: 1,113,685.14
Step by Step Solution
- Step 1: Write the proportion equation
1,416,316.36 : 2,125,102.49 = 742,237.37 : x - Step 2: Convert to fraction form
1,416,316.36/2,125,102.49 = 742,237.37/x - Step 3: Cross multiply
1,416,316.36x = 2,125,102.49 × 742,237.37 - Step 4: Simplify right side
1,416,316.36x = 1,577,330,483,158.05 - Step 5: Solve for x
x = 1,577,330,483,158.05/1,416,316.36 - Step 6: Final answer
x = 1,113,685.14
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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.