Finding the Fourth Proportional to 1,901,394.04, 2,850,171.99 and 1,191,920.35
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Solution
The fourth proportional to 1,901,394.04, 2,850,171.99 and 1,191,920.35 is: 1,786,677.52
Step by Step Solution
- Step 1: Write the proportion equation
1,901,394.04 : 2,850,171.99 = 1,191,920.35 : x - Step 2: Convert to fraction form
1,901,394.04/2,850,171.99 = 1,191,920.35/x - Step 3: Cross multiply
1,901,394.04x = 2,850,171.99 × 1,191,920.35 - Step 4: Simplify right side
1,901,394.04x = 3,397,177,995,881.00 - Step 5: Solve for x
x = 3,397,177,995,881.00/1,901,394.04 - Step 6: Final answer
x = 1,786,677.52
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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.