Finding the Fourth Proportional to 1,102,533.22, 1,651,388.66 and 781,712.62
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Solution
The fourth proportional to 1,102,533.22, 1,651,388.66 and 781,712.62 is: 1,170,859.37
Step by Step Solution
- Step 1: Write the proportion equation
1,102,533.22 : 1,651,388.66 = 781,712.62 : x - Step 2: Convert to fraction form
1,102,533.22/1,651,388.66 = 781,712.62/x - Step 3: Cross multiply
1,102,533.22x = 1,651,388.66 × 781,712.62 - Step 4: Simplify right side
1,102,533.22x = 1,290,911,356,046.89 - Step 5: Solve for x
x = 1,290,911,356,046.89/1,102,533.22 - Step 6: Final answer
x = 1,170,859.37
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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.