Finding the Fourth Proportional to 1,586,782.35, 2,190,694.14 and 966,821.31
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Solution
The fourth proportional to 1,586,782.35, 2,190,694.14 and 966,821.31 is: 1,334,782.79
Step by Step Solution
- Step 1: Write the proportion equation
1,586,782.35 : 2,190,694.14 = 966,821.31 : x - Step 2: Convert to fraction form
1,586,782.35/2,190,694.14 = 966,821.31/x - Step 3: Cross multiply
1,586,782.35x = 2,190,694.14 × 966,821.31 - Step 4: Simplify right side
1,586,782.35x = 2,118,009,778,244.12 - Step 5: Solve for x
x = 2,118,009,778,244.12/1,586,782.35 - Step 6: Final answer
x = 1,334,782.79
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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.