Finding the Fourth Proportional to 1,401,854.07, 2,102,750.86 and 390,949.05
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Solution
The fourth proportional to 1,401,854.07, 2,102,750.86 and 390,949.05 is: 586,415.14
Step by Step Solution
- Step 1: Write the proportion equation
1,401,854.07 : 2,102,750.86 = 390,949.05 : x - Step 2: Convert to fraction form
1,401,854.07/2,102,750.86 = 390,949.05/x - Step 3: Cross multiply
1,401,854.07x = 2,102,750.86 × 390,949.05 - Step 4: Simplify right side
1,401,854.07x = 822,068,451,103.68 - Step 5: Solve for x
x = 822,068,451,103.68/1,401,854.07 - Step 6: Final answer
x = 586,415.14
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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.