Finding the Fourth Proportional to 1,761,414.93, 2,430,711.19 and 1,036,309.31
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Solution
The fourth proportional to 1,761,414.93, 2,430,711.19 and 1,036,309.31 is: 1,430,082.48
Step by Step Solution
- Step 1: Write the proportion equation
1,761,414.93 : 2,430,711.19 = 1,036,309.31 : x - Step 2: Convert to fraction form
1,761,414.93/2,430,711.19 = 1,036,309.31/x - Step 3: Cross multiply
1,761,414.93x = 2,430,711.19 × 1,036,309.31 - Step 4: Simplify right side
1,761,414.93x = 2,518,968,636,118.18 - Step 5: Solve for x
x = 2,518,968,636,118.18/1,761,414.93 - Step 6: Final answer
x = 1,430,082.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.