Finding the Fourth Proportional to 1,993,677.58, 2,750,455.87 and 1,478,698.48
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Solution
The fourth proportional to 1,993,677.58, 2,750,455.87 and 1,478,698.48 is: 2,039,996.31
Step by Step Solution
- Step 1: Write the proportion equation
1,993,677.58 : 2,750,455.87 = 1,478,698.48 : x - Step 2: Convert to fraction form
1,993,677.58/2,750,455.87 = 1,478,698.48/x - Step 3: Cross multiply
1,993,677.58x = 2,750,455.87 × 1,478,698.48 - Step 4: Simplify right side
1,993,677.58x = 4,067,094,914,276.08 - Step 5: Solve for x
x = 4,067,094,914,276.08/1,993,677.58 - Step 6: Final answer
x = 2,039,996.31
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.