Finding the Fourth Proportional to 1,268,820.78, 1,750,974.74 and 695,864.44
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Solution
The fourth proportional to 1,268,820.78, 1,750,974.74 and 695,864.44 is: 960,294.06
Step by Step Solution
- Step 1: Write the proportion equation
1,268,820.78 : 1,750,974.74 = 695,864.44 : x - Step 2: Convert to fraction form
1,268,820.78/1,750,974.74 = 695,864.44/x - Step 3: Cross multiply
1,268,820.78x = 1,750,974.74 × 695,864.44 - Step 4: Simplify right side
1,268,820.78x = 1,218,441,056,904.25 - Step 5: Solve for x
x = 1,218,441,056,904.25/1,268,820.78 - Step 6: Final answer
x = 960,294.06
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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.