Finding the Fourth Proportional to 1,268,612.92, 1,750,765.54 and 695,653.08
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Solution
The fourth proportional to 1,268,612.92, 1,750,765.54 and 695,653.08 is: 960,044.96
Step by Step Solution
- Step 1: Write the proportion equation
1,268,612.92 : 1,750,765.54 = 695,653.08 : x - Step 2: Convert to fraction form
1,268,612.92/1,750,765.54 = 695,653.08/x - Step 3: Cross multiply
1,268,612.92x = 1,750,765.54 × 695,653.08 - Step 4: Simplify right side
1,268,612.92x = 1,217,925,440,258.86 - Step 5: Solve for x
x = 1,217,925,440,258.86/1,268,612.92 - Step 6: Final answer
x = 960,044.96
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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.