Finding the Fourth Proportional to 1,531,245.47, 2,295,539.06 and 772,453.06
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Solution
The fourth proportional to 1,531,245.47, 2,295,539.06 and 772,453.06 is: 1,158,009.09
Step by Step Solution
- Step 1: Write the proportion equation
1,531,245.47 : 2,295,539.06 = 772,453.06 : x - Step 2: Convert to fraction form
1,531,245.47/2,295,539.06 = 772,453.06/x - Step 3: Cross multiply
1,531,245.47x = 2,295,539.06 × 772,453.06 - Step 4: Simplify right side
1,531,245.47x = 1,773,196,161,645.41 - Step 5: Solve for x
x = 1,773,196,161,645.41/1,531,245.47 - Step 6: Final answer
x = 1,158,009.09
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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.