Finding the Fourth Proportional to 1,026,129.09, 1,539,525.87 and 493,580.82
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Solution
The fourth proportional to 1,026,129.09, 1,539,525.87 and 493,580.82 is: 740,531.04
Step by Step Solution
- Step 1: Write the proportion equation
1,026,129.09 : 1,539,525.87 = 493,580.82 : x - Step 2: Convert to fraction form
1,026,129.09/1,539,525.87 = 493,580.82/x - Step 3: Cross multiply
1,026,129.09x = 1,539,525.87 × 493,580.82 - Step 4: Simplify right side
1,026,129.09x = 759,880,441,325.81 - Step 5: Solve for x
x = 759,880,441,325.81/1,026,129.09 - Step 6: Final answer
x = 740,531.04
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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.