Finding the Fourth Proportional to 1,910,656.07, 2,864,885.14 and 1,142,920.66
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Solution
The fourth proportional to 1,910,656.07, 2,864,885.14 and 1,142,920.66 is: 1,713,723.60
Step by Step Solution
- Step 1: Write the proportion equation
1,910,656.07 : 2,864,885.14 = 1,142,920.66 : x - Step 2: Convert to fraction form
1,910,656.07/2,864,885.14 = 1,142,920.66/x - Step 3: Cross multiply
1,910,656.07x = 2,864,885.14 × 1,142,920.66 - Step 4: Simplify right side
1,910,656.07x = 3,274,336,394,993.96 - Step 5: Solve for x
x = 3,274,336,394,993.96/1,910,656.07 - Step 6: Final answer
x = 1,713,723.60
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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.