Finding the Fourth Proportional to 1,999,493.91, 2,997,910.44 and 1,101,358.62
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Solution
The fourth proportional to 1,999,493.91, 2,997,910.44 and 1,101,358.62 is: 1,651,305.11
Step by Step Solution
- Step 1: Write the proportion equation
1,999,493.91 : 2,997,910.44 = 1,101,358.62 : x - Step 2: Convert to fraction form
1,999,493.91/2,997,910.44 = 1,101,358.62/x - Step 3: Cross multiply
1,999,493.91x = 2,997,910.44 × 1,101,358.62 - Step 4: Simplify right side
1,999,493.91x = 3,301,774,505,081.99 - Step 5: Solve for x
x = 3,301,774,505,081.99/1,999,493.91 - Step 6: Final answer
x = 1,651,305.11
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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.