Finding the Fourth Proportional to 1,550,873.14, 2,326,310.55 and 485,998.54
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Solution
The fourth proportional to 1,550,873.14, 2,326,310.55 and 485,998.54 is: 728,998.07
Step by Step Solution
- Step 1: Write the proportion equation
1,550,873.14 : 2,326,310.55 = 485,998.54 : x - Step 2: Convert to fraction form
1,550,873.14/2,326,310.55 = 485,998.54/x - Step 3: Cross multiply
1,550,873.14x = 2,326,310.55 × 485,998.54 - Step 4: Simplify right side
1,550,873.14x = 1,130,583,525,070.82 - Step 5: Solve for x
x = 1,130,583,525,070.82/1,550,873.14 - Step 6: Final answer
x = 728,998.07
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.