Finding the Fourth Proportional to 1,246,661.48, 1,860,977.36 and 1,095,325.34
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Solution
The fourth proportional to 1,246,661.48, 1,860,977.36 and 1,095,325.34 is: 1,635,067.48
Step by Step Solution
- Step 1: Write the proportion equation
1,246,661.48 : 1,860,977.36 = 1,095,325.34 : x - Step 2: Convert to fraction form
1,246,661.48/1,860,977.36 = 1,095,325.34/x - Step 3: Cross multiply
1,246,661.48x = 1,860,977.36 × 1,095,325.34 - Step 4: Simplify right side
1,246,661.48x = 2,038,375,653,007.73 - Step 5: Solve for x
x = 2,038,375,653,007.73/1,246,661.48 - Step 6: Final answer
x = 1,635,067.48
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.