Finding the Fourth Proportional to 1,540,411.04, 2,311,163.76 and 687,405.08
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Solution
The fourth proportional to 1,540,411.04, 2,311,163.76 and 687,405.08 is: 1,031,351.81
Step by Step Solution
- Step 1: Write the proportion equation
1,540,411.04 : 2,311,163.76 = 687,405.08 : x - Step 2: Convert to fraction form
1,540,411.04/2,311,163.76 = 687,405.08/x - Step 3: Cross multiply
1,540,411.04x = 2,311,163.76 × 687,405.08 - Step 4: Simplify right side
1,540,411.04x = 1,588,705,709,335.90 - Step 5: Solve for x
x = 1,588,705,709,335.90/1,540,411.04 - Step 6: Final answer
x = 1,031,351.81
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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.