Finding the Fourth Proportional to 860,343.26, 1,287,494.40 and 706,752.68
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Solution
The fourth proportional to 860,343.26, 1,287,494.40 and 706,752.68 is: 1,057,647.76
Step by Step Solution
- Step 1: Write the proportion equation
860,343.26 : 1,287,494.40 = 706,752.68 : x - Step 2: Convert to fraction form
860,343.26/1,287,494.40 = 706,752.68/x - Step 3: Cross multiply
860,343.26x = 1,287,494.40 × 706,752.68 - Step 4: Simplify right side
860,343.26x = 909,940,117,684.99 - Step 5: Solve for x
x = 909,940,117,684.99/860,343.26 - Step 6: Final answer
x = 1,057,647.76
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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.