Finding the Fourth Proportional to 1,994,844.70, 2,996,695.86 and 1,237,246.12
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Solution
The fourth proportional to 1,994,844.70, 2,996,695.86 and 1,237,246.12 is: 1,858,616.02
Step by Step Solution
- Step 1: Write the proportion equation
1,994,844.70 : 2,996,695.86 = 1,237,246.12 : x - Step 2: Convert to fraction form
1,994,844.70/2,996,695.86 = 1,237,246.12/x - Step 3: Cross multiply
1,994,844.70x = 2,996,695.86 × 1,237,246.12 - Step 4: Simplify right side
1,994,844.70x = 3,707,650,325,605.06 - Step 5: Solve for x
x = 3,707,650,325,605.06/1,994,844.70 - Step 6: Final answer
x = 1,858,616.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.