Finding the Fourth Proportional to 1,908,299.91, 2,633,420.04 and 1,048,859.94
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Solution
The fourth proportional to 1,908,299.91, 2,633,420.04 and 1,048,859.94 is: 1,447,408.12
Step by Step Solution
- Step 1: Write the proportion equation
1,908,299.91 : 2,633,420.04 = 1,048,859.94 : x - Step 2: Convert to fraction form
1,908,299.91/2,633,420.04 = 1,048,859.94/x - Step 3: Cross multiply
1,908,299.91x = 2,633,420.04 × 1,048,859.94 - Step 4: Simplify right side
1,908,299.91x = 2,762,088,785,149.20 - Step 5: Solve for x
x = 2,762,088,785,149.20/1,908,299.91 - Step 6: Final answer
x = 1,447,408.12
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.