Finding the Fourth Proportional to 1,368,987.86, 1,888,444.86 and 795,964.70
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Solution
The fourth proportional to 1,368,987.86, 1,888,444.86 and 795,964.70 is: 1,097,990.34
Step by Step Solution
- Step 1: Write the proportion equation
1,368,987.86 : 1,888,444.86 = 795,964.70 : x - Step 2: Convert to fraction form
1,368,987.86/1,888,444.86 = 795,964.70/x - Step 3: Cross multiply
1,368,987.86x = 1,888,444.86 × 795,964.70 - Step 4: Simplify right side
1,368,987.86x = 1,503,135,446,456.44 - Step 5: Solve for x
x = 1,503,135,446,456.44/1,368,987.86 - Step 6: Final answer
x = 1,097,990.34
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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.