Finding the Fourth Proportional to 1,416,556.76, 2,125,462.58 and 742,477.82
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Solution
The fourth proportional to 1,416,556.76, 2,125,462.58 and 742,477.82 is: 1,114,045.60
Step by Step Solution
- Step 1: Write the proportion equation
1,416,556.76 : 2,125,462.58 = 742,477.82 : x - Step 2: Convert to fraction form
1,416,556.76/2,125,462.58 = 742,477.82/x - Step 3: Cross multiply
1,416,556.76x = 2,125,462.58 × 742,477.82 - Step 4: Simplify right side
1,416,556.76x = 1,578,108,819,177.59 - Step 5: Solve for x
x = 1,578,108,819,177.59/1,416,556.76 - Step 6: Final answer
x = 1,114,045.60
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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.